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0===a.cache&&(a.cache=!1),a.crossDomain&&(a.type="GET")}),n.ajaxTransport("script",function(a){if(a.crossDomain){var b,c;return{send:function(d,e){b=n("<script>").prop({async:!0,charset:a.scriptCharset,src:a.url}).on("load error",c=function(a){b.remove(),c=null,a&&e("error"===a.type?404:200,a.type)}),l.head.appendChild(b[0])},abort:function(){c&&c()}}}});var Gc=[],Hc=/(=)\?(?=&|$)|\?\?/;n.ajaxSetup({jsonp:"callback",jsonpCallback:function(){var a=Gc.pop()||n.expando+"_"+cc++;return this[a]=!0,a}}),n.ajaxPrefilter("json jsonp",function(b,c,d){var e,f,g,h=b.jsonp!==!1&&(Hc.test(b.url)?"url":"string"==typeof b.data&&!(b.contentType||"").indexOf("application/x-www-form-urlencoded")&&Hc.test(b.data)&&"data");return h||"jsonp"===b.dataTypes[0]?(e=b.jsonpCallback=n.isFunction(b.jsonpCallback)?b.jsonpCallback():b.jsonpCallback,h?b[h]=b[h].replace(Hc,"$1"+e):b.jsonp!==!1&&(b.url+=(dc.test(b.url)?"&":"?")+b.jsonp+"="+e),b.converters["script json"]=function(){return g||n.error(e+" was not called"),g[0]},b.dataTypes[0]="json",f=a[e],a[e]=function(){g=arguments},d.always(function(){a[e]=f,b[e]&&(b.jsonpCallback=c.jsonpCallback,Gc.push(e)),g&&n.isFunction(f)&&f(g[0]),g=f=void 0}),"script"):void 0}),n.parseHTML=function(a,b,c){if(!a||"string"!=typeof a)return null;"boolean"==typeof b&&(c=b,b=!1),b=b||l;var d=v.exec(a),e=!c&&[];return d?[b.createElement(d[1])]:(d=n.buildFragment([a],b,e),e&&e.length&&n(e).remove(),n.merge([],d.childNodes))};var Ic=n.fn.load;n.fn.load=function(a,b,c){if("string"!=typeof a&&Ic)return Ic.apply(this,arguments);var d,e,f,g=this,h=a.indexOf(" ");return h>=0&&(d=n.trim(a.slice(h)),a=a.slice(0,h)),n.isFunction(b)?(c=b,b=void 0):b&&"object"==typeof b&&(e="POST"),g.length>0&&n.ajax({url:a,type:e,dataType:"html",data:b}).done(function(a){f=arguments,g.html(d?n("<div>").append(n.parseHTML(a)).find(d):a)}).complete(c&&function(a,b){g.each(c,f||[a.responseText,b,a])}),this},n.expr.filters.animated=function(a){return n.grep(n.timers,function(b){return a===b.elem}).length};var Jc=a.document.documentElement;function Kc(a){return n.isWindow(a)?a:9===a.nodeType&&a.defaultView}n.offset={setOffset:function(a,b,c){var d,e,f,g,h,i,j,k=n.css(a,"position"),l=n(a),m={};"static"===k&&(a.style.position="relative"),h=l.offset(),f=n.css(a,"top"),i=n.css(a,"left"),j=("absolute"===k||"fixed"===k)&&(f+i).indexOf("auto")>-1,j?(d=l.position(),g=d.top,e=d.left):(g=parseFloat(f)||0,e=parseFloat(i)||0),n.isFunction(b)&&(b=b.call(a,c,h)),null!=b.top&&(m.top=b.top-h.top+g),null!=b.left&&(m.left=b.left-h.left+e),"using"in b?b.using.call(a,m):l.css(m)}},n.fn.extend({offset:function(a){if(arguments.length)return void 0===a?this:this.each(function(b){n.offset.setOffset(this,a,b)});var b,c,d=this[0],e={top:0,left:0},f=d&&d.ownerDocument;if(f)return b=f.documentElement,n.contains(b,d)?(typeof d.getBoundingClientRect!==U&&(e=d.getBoundingClientRect()),c=Kc(f),{top:e.top+c.pageYOffset-b.clientTop,left:e.left+c.pageXOffset-b.clientLeft}):e},position:function(){if(this[0]){var a,b,c=this[0],d={top:0,left:0};return"fixed"===n.css(c,"position")?b=c.getBoundingClientRect():(a=this.offsetParent(),b=this.offset(),n.nodeName(a[0],"html")||(d=a.offset()),d.top+=n.css(a[0],"borderTopWidth",!0),d.left+=n.css(a[0],"borderLeftWidth",!0)),{top:b.top-d.top-n.css(c,"marginTop",!0),left:b.left-d.left-n.css(c,"marginLeft",!0)}}},offsetParent:function(){return this.map(function(){var a=this.offsetParent||Jc;while(a&&!n.nodeName(a,"html")&&"static"===n.css(a,"position"))a=a.offsetParent;return a||Jc})}}),n.each({scrollLeft:"pageXOffset",scrollTop:"pageYOffset"},function(b,c){var d="pageYOffset"===c;n.fn[b]=function(e){return J(this,function(b,e,f){var g=Kc(b);return void 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a.$===n&&(a.$=Mc),b&&a.jQuery===n&&(a.jQuery=Lc),n},typeof b===U&&(a.jQuery=a.$=n),n});
;
/*!
 * Bootstrap v3.3.1 (http://getbootstrap.com)
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 */

if (typeof jQuery === 'undefined') {
  throw new Error('Bootstrap\'s JavaScript requires jQuery')
}

+function ($) {
  var version = $.fn.jquery.split(' ')[0].split('.')
  if ((version[0] < 2 && version[1] < 9) || (version[0] == 1 && version[1] == 9 && version[2] < 1)) {
    throw new Error('Bootstrap\'s JavaScript requires jQuery version 1.9.1 or higher')
  }
}(jQuery);

/* ========================================================================
 * Bootstrap: transition.js v3.3.1
 * http://getbootstrap.com/javascript/#transitions
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
  'use strict';

  // CSS TRANSITION SUPPORT (Shoutout: http://www.modernizr.com/)
  // ============================================================

  function transitionEnd() {
    var el = document.createElement('bootstrap')

    var transEndEventNames = {
      WebkitTransition : 'webkitTransitionEnd',
      MozTransition    : 'transitionend',
      OTransition      : 'oTransitionEnd otransitionend',
      transition       : 'transitionend'
    }

    for (var name in transEndEventNames) {
      if (el.style[name] !== undefined) {
        return { end: transEndEventNames[name] }
      }
    }

    return false // explicit for ie8 (  ._.)
  }

  // http://blog.alexmaccaw.com/css-transitions
  $.fn.emulateTransitionEnd = function (duration) {
    var called = false
    var $el = this
    $(this).one('bsTransitionEnd', function () { called = true })
    var callback = function () { if (!called) $($el).trigger($.support.transition.end) }
    setTimeout(callback, duration)
    return this
  }

  $(function () {
    $.support.transition = transitionEnd()

    if (!$.support.transition) return

    $.event.special.bsTransitionEnd = {
      bindType: $.support.transition.end,
      delegateType: $.support.transition.end,
      handle: function (e) {
        if ($(e.target).is(this)) return e.handleObj.handler.apply(this, arguments)
      }
    }
  })

}(jQuery);

/* ========================================================================
 * Bootstrap: alert.js v3.3.1
 * http://getbootstrap.com/javascript/#alerts
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
  'use strict';

  // ALERT CLASS DEFINITION
  // ======================

  var dismiss = '[data-dismiss="alert"]'
  var Alert   = function (el) {
    $(el).on('click', dismiss, this.close)
  }

  Alert.VERSION = '3.3.1'

  Alert.TRANSITION_DURATION = 150

  Alert.prototype.close = function (e) {
    var $this    = $(this)
    var selector = $this.attr('data-target')

    if (!selector) {
      selector = $this.attr('href')
      selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7
    }

    var $parent = $(selector)

    if (e) e.preventDefault()

    if (!$parent.length) {
      $parent = $this.closest('.alert')
    }

    $parent.trigger(e = $.Event('close.bs.alert'))

    if (e.isDefaultPrevented()) return

    $parent.removeClass('in')

    function removeElement() {
      // detach from parent, fire event then clean up data
      $parent.detach().trigger('closed.bs.alert').remove()
    }

    $.support.transition && $parent.hasClass('fade') ?
      $parent
        .one('bsTransitionEnd', removeElement)
        .emulateTransitionEnd(Alert.TRANSITION_DURATION) :
      removeElement()
  }


  // ALERT PLUGIN DEFINITION
  // =======================

  function Plugin(option) {
    return this.each(function () {
      var $this = $(this)
      var data  = $this.data('bs.alert')

      if (!data) $this.data('bs.alert', (data = new Alert(this)))
      if (typeof option == 'string') data[option].call($this)
    })
  }

  var old = $.fn.alert

  $.fn.alert             = Plugin
  $.fn.alert.Constructor = Alert


  // ALERT NO CONFLICT
  // =================

  $.fn.alert.noConflict = function () {
    $.fn.alert = old
    return this
  }


  // ALERT DATA-API
  // ==============

  $(document).on('click.bs.alert.data-api', dismiss, Alert.prototype.close)

}(jQuery);

/* ========================================================================
 * Bootstrap: button.js v3.3.1
 * http://getbootstrap.com/javascript/#buttons
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
  'use strict';

  // BUTTON PUBLIC CLASS DEFINITION
  // ==============================

  var Button = function (element, options) {
    this.$element  = $(element)
    this.options   = $.extend({}, Button.DEFAULTS, options)
    this.isLoading = false
  }

  Button.VERSION  = '3.3.1'

  Button.DEFAULTS = {
    loadingText: 'loading...'
  }

  Button.prototype.setState = function (state) {
    var d    = 'disabled'
    var $el  = this.$element
    var val  = $el.is('input') ? 'val' : 'html'
    var data = $el.data()

    state = state + 'Text'

    if (data.resetText == null) $el.data('resetText', $el[val]())

    // push to event loop to allow forms to submit
    setTimeout($.proxy(function () {
      $el[val](data[state] == null ? this.options[state] : data[state])

      if (state == 'loadingText') {
        this.isLoading = true
        $el.addClass(d).attr(d, d)
      } else if (this.isLoading) {
        this.isLoading = false
        $el.removeClass(d).removeAttr(d)
      }
    }, this), 0)
  }

  Button.prototype.toggle = function () {
    var changed = true
    var $parent = this.$element.closest('[data-toggle="buttons"]')

    if ($parent.length) {
      var $input = this.$element.find('input')
      if ($input.prop('type') == 'radio') {
        if ($input.prop('checked') && this.$element.hasClass('active')) changed = false
        else $parent.find('.active').removeClass('active')
      }
      if (changed) $input.prop('checked', !this.$element.hasClass('active')).trigger('change')
    } else {
      this.$element.attr('aria-pressed', !this.$element.hasClass('active'))
    }

    if (changed) this.$element.toggleClass('active')
  }


  // BUTTON PLUGIN DEFINITION
  // ========================

  function Plugin(option) {
    return this.each(function () {
      var $this   = $(this)
      var data    = $this.data('bs.button')
      var options = typeof option == 'object' && option

      if (!data) $this.data('bs.button', (data = new Button(this, options)))

      if (option == 'toggle') data.toggle()
      else if (option) data.setState(option)
    })
  }

  var old = $.fn.button

  $.fn.button             = Plugin
  $.fn.button.Constructor = Button


  // BUTTON NO CONFLICT
  // ==================

  $.fn.button.noConflict = function () {
    $.fn.button = old
    return this
  }


  // BUTTON DATA-API
  // ===============

  $(document)
    .on('click.bs.button.data-api', '[data-toggle^="button"]', function (e) {
      var $btn = $(e.target)
      if (!$btn.hasClass('btn')) $btn = $btn.closest('.btn')
      Plugin.call($btn, 'toggle')
      e.preventDefault()
    })
    .on('focus.bs.button.data-api blur.bs.button.data-api', '[data-toggle^="button"]', function (e) {
      $(e.target).closest('.btn').toggleClass('focus', /^focus(in)?$/.test(e.type))
    })

}(jQuery);

/* ========================================================================
 * Bootstrap: carousel.js v3.3.1
 * http://getbootstrap.com/javascript/#carousel
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
  'use strict';

  // CAROUSEL CLASS DEFINITION
  // =========================

  var Carousel = function (element, options) {
    this.$element    = $(element)
    this.$indicators = this.$element.find('.carousel-indicators')
    this.options     = options
    this.paused      =
    this.sliding     =
    this.interval    =
    this.$active     =
    this.$items      = null

    this.options.keyboard && this.$element.on('keydown.bs.carousel', $.proxy(this.keydown, this))

    this.options.pause == 'hover' && !('ontouchstart' in document.documentElement) && this.$element
      .on('mouseenter.bs.carousel', $.proxy(this.pause, this))
      .on('mouseleave.bs.carousel', $.proxy(this.cycle, this))
  }

  Carousel.VERSION  = '3.3.1'

  Carousel.TRANSITION_DURATION = 600

  Carousel.DEFAULTS = {
    interval: 5000,
    pause: 'hover',
    wrap: true,
    keyboard: true
  }

  Carousel.prototype.keydown = function (e) {
    if (/input|textarea/i.test(e.target.tagName)) return
    switch (e.which) {
      case 37: this.prev(); break
      case 39: this.next(); break
      default: return
    }

    e.preventDefault()
  }

  Carousel.prototype.cycle = function (e) {
    e || (this.paused = false)

    this.interval && clearInterval(this.interval)

    this.options.interval
      && !this.paused
      && (this.interval = setInterval($.proxy(this.next, this), this.options.interval))

    return this
  }

  Carousel.prototype.getItemIndex = function (item) {
    this.$items = item.parent().children('.item')
    return this.$items.index(item || this.$active)
  }

  Carousel.prototype.getItemForDirection = function (direction, active) {
    var delta = direction == 'prev' ? -1 : 1
    var activeIndex = this.getItemIndex(active)
    var itemIndex = (activeIndex + delta) % this.$items.length
    return this.$items.eq(itemIndex)
  }

  Carousel.prototype.to = function (pos) {
    var that        = this
    var activeIndex = this.getItemIndex(this.$active = this.$element.find('.item.active'))

    if (pos > (this.$items.length - 1) || pos < 0) return

    if (this.sliding)       return this.$element.one('slid.bs.carousel', function () { that.to(pos) }) // yes, "slid"
    if (activeIndex == pos) return this.pause().cycle()

    return this.slide(pos > activeIndex ? 'next' : 'prev', this.$items.eq(pos))
  }

  Carousel.prototype.pause = function (e) {
    e || (this.paused = true)

    if (this.$element.find('.next, .prev').length && $.support.transition) {
      this.$element.trigger($.support.transition.end)
      this.cycle(true)
    }

    this.interval = clearInterval(this.interval)

    return this
  }

  Carousel.prototype.next = function () {
    if (this.sliding) return
    return this.slide('next')
  }

  Carousel.prototype.prev = function () {
    if (this.sliding) return
    return this.slide('prev')
  }

  Carousel.prototype.slide = function (type, next) {
    var $active   = this.$element.find('.item.active')
    var $next     = next || this.getItemForDirection(type, $active)
    var isCycling = this.interval
    var direction = type == 'next' ? 'left' : 'right'
    var fallback  = type == 'next' ? 'first' : 'last'
    var that      = this

    if (!$next.length) {
      if (!this.options.wrap) return
      $next = this.$element.find('.item')[fallback]()
    }

    if ($next.hasClass('active')) return (this.sliding = false)

    var relatedTarget = $next[0]
    var slideEvent = $.Event('slide.bs.carousel', {
      relatedTarget: relatedTarget,
      direction: direction
    })
    this.$element.trigger(slideEvent)
    if (slideEvent.isDefaultPrevented()) return

    this.sliding = true

    isCycling && this.pause()

    if (this.$indicators.length) {
      this.$indicators.find('.active').removeClass('active')
      var $nextIndicator = $(this.$indicators.children()[this.getItemIndex($next)])
      $nextIndicator && $nextIndicator.addClass('active')
    }

    var slidEvent = $.Event('slid.bs.carousel', { relatedTarget: relatedTarget, direction: direction }) // yes, "slid"
    if ($.support.transition && this.$element.hasClass('slide')) {
      $next.addClass(type)
      $next[0].offsetWidth // force reflow
      $active.addClass(direction)
      $next.addClass(direction)
      $active
        .one('bsTransitionEnd', function () {
          $next.removeClass([type, direction].join(' ')).addClass('active')
          $active.removeClass(['active', direction].join(' '))
          that.sliding = false
          setTimeout(function () {
            that.$element.trigger(slidEvent)
          }, 0)
        })
        .emulateTransitionEnd(Carousel.TRANSITION_DURATION)
    } else {
      $active.removeClass('active')
      $next.addClass('active')
      this.sliding = false
      this.$element.trigger(slidEvent)
    }

    isCycling && this.cycle()

    return this
  }


  // CAROUSEL PLUGIN DEFINITION
  // ==========================

  function Plugin(option) {
    return this.each(function () {
      var $this   = $(this)
      var data    = $this.data('bs.carousel')
      var options = $.extend({}, Carousel.DEFAULTS, $this.data(), typeof option == 'object' && option)
      var action  = typeof option == 'string' ? option : options.slide

      if (!data) $this.data('bs.carousel', (data = new Carousel(this, options)))
      if (typeof option == 'number') data.to(option)
      else if (action) data[action]()
      else if (options.interval) data.pause().cycle()
    })
  }

  var old = $.fn.carousel

  $.fn.carousel             = Plugin
  $.fn.carousel.Constructor = Carousel


  // CAROUSEL NO CONFLICT
  // ====================

  $.fn.carousel.noConflict = function () {
    $.fn.carousel = old
    return this
  }


  // CAROUSEL DATA-API
  // =================

  var clickHandler = function (e) {
    var href
    var $this   = $(this)
    var $target = $($this.attr('data-target') || (href = $this.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '')) // strip for ie7
    if (!$target.hasClass('carousel')) return
    var options = $.extend({}, $target.data(), $this.data())
    var slideIndex = $this.attr('data-slide-to')
    if (slideIndex) options.interval = false

    Plugin.call($target, options)

    if (slideIndex) {
      $target.data('bs.carousel').to(slideIndex)
    }

    e.preventDefault()
  }

  $(document)
    .on('click.bs.carousel.data-api', '[data-slide]', clickHandler)
    .on('click.bs.carousel.data-api', '[data-slide-to]', clickHandler)

  $(window).on('load', function () {
    $('[data-ride="carousel"]').each(function () {
      var $carousel = $(this)
      Plugin.call($carousel, $carousel.data())
    })
  })

}(jQuery);

/* ========================================================================
 * Bootstrap: collapse.js v3.3.1
 * http://getbootstrap.com/javascript/#collapse
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
  'use strict';

  // COLLAPSE PUBLIC CLASS DEFINITION
  // ================================

  var Collapse = function (element, options) {
    this.$element      = $(element)
    this.options       = $.extend({}, Collapse.DEFAULTS, options)
    this.$trigger      = $(this.options.trigger).filter('[href="#' + element.id + '"], [data-target="#' + element.id + '"]')
    this.transitioning = null

    if (this.options.parent) {
      this.$parent = this.getParent()
    } else {
      this.addAriaAndCollapsedClass(this.$element, this.$trigger)
    }

    if (this.options.toggle) this.toggle()
  }

  Collapse.VERSION  = '3.3.1'

  Collapse.TRANSITION_DURATION = 350

  Collapse.DEFAULTS = {
    toggle: true,
    trigger: '[data-toggle="collapse"]'
  }

  Collapse.prototype.dimension = function () {
    var hasWidth = this.$element.hasClass('width')
    return hasWidth ? 'width' : 'height'
  }

  Collapse.prototype.show = function () {
    if (this.transitioning || this.$element.hasClass('in')) return

    var activesData
    var actives = this.$parent && this.$parent.find('> .panel').children('.in, .collapsing')

    if (actives && actives.length) {
      activesData = actives.data('bs.collapse')
      if (activesData && activesData.transitioning) return
    }

    var startEvent = $.Event('show.bs.collapse')
    this.$element.trigger(startEvent)
    if (startEvent.isDefaultPrevented()) return

    if (actives && actives.length) {
      Plugin.call(actives, 'hide')
      activesData || actives.data('bs.collapse', null)
    }

    var dimension = this.dimension()

    this.$element
      .removeClass('collapse')
      .addClass('collapsing')[dimension](0)
      .attr('aria-expanded', true)

    this.$trigger
      .removeClass('collapsed')
      .attr('aria-expanded', true)

    this.transitioning = 1

    var complete = function () {
      this.$element
        .removeClass('collapsing')
        .addClass('collapse in')[dimension]('')
      this.transitioning = 0
      this.$element
        .trigger('shown.bs.collapse')
    }

    if (!$.support.transition) return complete.call(this)

    var scrollSize = $.camelCase(['scroll', dimension].join('-'))

    this.$element
      .one('bsTransitionEnd', $.proxy(complete, this))
      .emulateTransitionEnd(Collapse.TRANSITION_DURATION)[dimension](this.$element[0][scrollSize])
  }

  Collapse.prototype.hide = function () {
    if (this.transitioning || !this.$element.hasClass('in')) return

    var startEvent = $.Event('hide.bs.collapse')
    this.$element.trigger(startEvent)
    if (startEvent.isDefaultPrevented()) return

    var dimension = this.dimension()

    this.$element[dimension](this.$element[dimension]())[0].offsetHeight

    this.$element
      .addClass('collapsing')
      .removeClass('collapse in')
      .attr('aria-expanded', false)

    this.$trigger
      .addClass('collapsed')
      .attr('aria-expanded', false)

    this.transitioning = 1

    var complete = function () {
      this.transitioning = 0
      this.$element
        .removeClass('collapsing')
        .addClass('collapse')
        .trigger('hidden.bs.collapse')
    }

    if (!$.support.transition) return complete.call(this)

    this.$element
      [dimension](0)
      .one('bsTransitionEnd', $.proxy(complete, this))
      .emulateTransitionEnd(Collapse.TRANSITION_DURATION)
  }

  Collapse.prototype.toggle = function () {
    this[this.$element.hasClass('in') ? 'hide' : 'show']()
  }

  Collapse.prototype.getParent = function () {
    return $(this.options.parent)
      .find('[data-toggle="collapse"][data-parent="' + this.options.parent + '"]')
      .each($.proxy(function (i, element) {
        var $element = $(element)
        this.addAriaAndCollapsedClass(getTargetFromTrigger($element), $element)
      }, this))
      .end()
  }

  Collapse.prototype.addAriaAndCollapsedClass = function ($element, $trigger) {
    var isOpen = $element.hasClass('in')

    $element.attr('aria-expanded', isOpen)
    $trigger
      .toggleClass('collapsed', !isOpen)
      .attr('aria-expanded', isOpen)
  }

  function getTargetFromTrigger($trigger) {
    var href
    var target = $trigger.attr('data-target')
      || (href = $trigger.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '') // strip for ie7

    return $(target)
  }


  // COLLAPSE PLUGIN DEFINITION
  // ==========================

  function Plugin(option) {
    return this.each(function () {
      var $this   = $(this)
      var data    = $this.data('bs.collapse')
      var options = $.extend({}, Collapse.DEFAULTS, $this.data(), typeof option == 'object' && option)

      if (!data && options.toggle && option == 'show') options.toggle = false
      if (!data) $this.data('bs.collapse', (data = new Collapse(this, options)))
      if (typeof option == 'string') data[option]()
    })
  }

  var old = $.fn.collapse

  $.fn.collapse             = Plugin
  $.fn.collapse.Constructor = Collapse


  // COLLAPSE NO CONFLICT
  // ====================

  $.fn.collapse.noConflict = function () {
    $.fn.collapse = old
    return this
  }


  // COLLAPSE DATA-API
  // =================

  $(document).on('click.bs.collapse.data-api', '[data-toggle="collapse"]', function (e) {
    var $this   = $(this)

    if (!$this.attr('data-target')) e.preventDefault()

    var $target = getTargetFromTrigger($this)
    var data    = $target.data('bs.collapse')
    var option  = data ? 'toggle' : $.extend({}, $this.data(), { trigger: this })

    Plugin.call($target, option)
  })

}(jQuery);

/* ========================================================================
 * Bootstrap: dropdown.js v3.3.1
 * http://getbootstrap.com/javascript/#dropdowns
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
  'use strict';

  // DROPDOWN CLASS DEFINITION
  // =========================

  var backdrop = '.dropdown-backdrop'
  var toggle   = '[data-toggle="dropdown"]'
  var Dropdown = function (element) {
    $(element).on('click.bs.dropdown', this.toggle)
  }

  Dropdown.VERSION = '3.3.1'

  Dropdown.prototype.toggle = function (e) {
    var $this = $(this)

    if ($this.is('.disabled, :disabled')) return

    var $parent  = getParent($this)
    var isActive = $parent.hasClass('open')

    clearMenus()

    if (!isActive) {
      if ('ontouchstart' in document.documentElement && !$parent.closest('.navbar-nav').length) {
        // if mobile we use a backdrop because click events don't delegate
        $('<div class="dropdown-backdrop"/>').insertAfter($(this)).on('click', clearMenus)
      }

      var relatedTarget = { relatedTarget: this }
      $parent.trigger(e = $.Event('show.bs.dropdown', relatedTarget))

      if (e.isDefaultPrevented()) return

      $this
        .trigger('focus')
        .attr('aria-expanded', 'true')

      $parent
        .toggleClass('open')
        .trigger('shown.bs.dropdown', relatedTarget)
    }

    return false
  }

  Dropdown.prototype.keydown = function (e) {
    if (!/(38|40|27|32)/.test(e.which) || /input|textarea/i.test(e.target.tagName)) return

    var $this = $(this)

    e.preventDefault()
    e.stopPropagation()

    if ($this.is('.disabled, :disabled')) return

    var $parent  = getParent($this)
    var isActive = $parent.hasClass('open')

    if ((!isActive && e.which != 27) || (isActive && e.which == 27)) {
      if (e.which == 27) $parent.find(toggle).trigger('focus')
      return $this.trigger('click')
    }

    var desc = ' li:not(.divider):visible a'
    var $items = $parent.find('[role="menu"]' + desc + ', [role="listbox"]' + desc)

    if (!$items.length) return

    var index = $items.index(e.target)

    if (e.which == 38 && index > 0)                 index--                        // up
    if (e.which == 40 && index < $items.length - 1) index++                        // down
    if (!~index)                                      index = 0

    $items.eq(index).trigger('focus')
  }

  function clearMenus(e) {
    if (e && e.which === 3) return
    $(backdrop).remove()
    $(toggle).each(function () {
      var $this         = $(this)
      var $parent       = getParent($this)
      var relatedTarget = { relatedTarget: this }

      if (!$parent.hasClass('open')) return

      $parent.trigger(e = $.Event('hide.bs.dropdown', relatedTarget))

      if (e.isDefaultPrevented()) return

      $this.attr('aria-expanded', 'false')
      $parent.removeClass('open').trigger('hidden.bs.dropdown', relatedTarget)
    })
  }

  function getParent($this) {
    var selector = $this.attr('data-target')

    if (!selector) {
      selector = $this.attr('href')
      selector = selector && /#[A-Za-z]/.test(selector) && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7
    }

    var $parent = selector && $(selector)

    return $parent && $parent.length ? $parent : $this.parent()
  }


  // DROPDOWN PLUGIN DEFINITION
  // ==========================

  function Plugin(option) {
    return this.each(function () {
      var $this = $(this)
      var data  = $this.data('bs.dropdown')

      if (!data) $this.data('bs.dropdown', (data = new Dropdown(this)))
      if (typeof option == 'string') data[option].call($this)
    })
  }

  var old = $.fn.dropdown

  $.fn.dropdown             = Plugin
  $.fn.dropdown.Constructor = Dropdown


  // DROPDOWN NO CONFLICT
  // ====================

  $.fn.dropdown.noConflict = function () {
    $.fn.dropdown = old
    return this
  }


  // APPLY TO STANDARD DROPDOWN ELEMENTS
  // ===================================

  $(document)
    .on('click.bs.dropdown.data-api', clearMenus)
    .on('click.bs.dropdown.data-api', '.dropdown form', function (e) { e.stopPropagation() })
    .on('click.bs.dropdown.data-api', toggle, Dropdown.prototype.toggle)
    .on('keydown.bs.dropdown.data-api', toggle, Dropdown.prototype.keydown)
    .on('keydown.bs.dropdown.data-api', '[role="menu"]', Dropdown.prototype.keydown)
    .on('keydown.bs.dropdown.data-api', '[role="listbox"]', Dropdown.prototype.keydown)

}(jQuery);

/* ========================================================================
 * Bootstrap: modal.js v3.3.1
 * http://getbootstrap.com/javascript/#modals
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
  'use strict';

  // MODAL CLASS DEFINITION
  // ======================

  var Modal = function (element, options) {
    this.options        = options
    this.$body          = $(document.body)
    this.$element       = $(element)
    this.$backdrop      =
    this.isShown        = null
    this.scrollbarWidth = 0

    if (this.options.remote) {
      this.$element
        .find('.modal-content')
        .load(this.options.remote, $.proxy(function () {
          this.$element.trigger('loaded.bs.modal')
        }, this))
    }
  }

  Modal.VERSION  = '3.3.1'

  Modal.TRANSITION_DURATION = 300
  Modal.BACKDROP_TRANSITION_DURATION = 150

  Modal.DEFAULTS = {
    backdrop: true,
    keyboard: true,
    show: true
  }

  Modal.prototype.toggle = function (_relatedTarget) {
    return this.isShown ? this.hide() : this.show(_relatedTarget)
  }

  Modal.prototype.show = function (_relatedTarget) {
    var that = this
    var e    = $.Event('show.bs.modal', { relatedTarget: _relatedTarget })

    this.$element.trigger(e)

    if (this.isShown || e.isDefaultPrevented()) return

    this.isShown = true

    this.checkScrollbar()
    this.setScrollbar()
    this.$body.addClass('modal-open')

    this.escape()
    this.resize()

    this.$element.on('click.dismiss.bs.modal', '[data-dismiss="modal"]', $.proxy(this.hide, this))

    this.backdrop(function () {
      var transition = $.support.transition && that.$element.hasClass('fade')

      if (!that.$element.parent().length) {
        that.$element.appendTo(that.$body) // don't move modals dom position
      }

      that.$element
        .show()
        .scrollTop(0)

      if (that.options.backdrop) that.adjustBackdrop()
      that.adjustDialog()

      if (transition) {
        that.$element[0].offsetWidth // force reflow
      }

      that.$element
        .addClass('in')
        .attr('aria-hidden', false)

      that.enforceFocus()

      var e = $.Event('shown.bs.modal', { relatedTarget: _relatedTarget })

      transition ?
        that.$element.find('.modal-dialog') // wait for modal to slide in
          .one('bsTransitionEnd', function () {
            that.$element.trigger('focus').trigger(e)
          })
          .emulateTransitionEnd(Modal.TRANSITION_DURATION) :
        that.$element.trigger('focus').trigger(e)
    })
  }

  Modal.prototype.hide = function (e) {
    if (e) e.preventDefault()

    e = $.Event('hide.bs.modal')

    this.$element.trigger(e)

    if (!this.isShown || e.isDefaultPrevented()) return

    this.isShown = false

    this.escape()
    this.resize()

    $(document).off('focusin.bs.modal')

    this.$element
      .removeClass('in')
      .attr('aria-hidden', true)
      .off('click.dismiss.bs.modal')

    $.support.transition && this.$element.hasClass('fade') ?
      this.$element
        .one('bsTransitionEnd', $.proxy(this.hideModal, this))
        .emulateTransitionEnd(Modal.TRANSITION_DURATION) :
      this.hideModal()
  }

  Modal.prototype.enforceFocus = function () {
    $(document)
      .off('focusin.bs.modal') // guard against infinite focus loop
      .on('focusin.bs.modal', $.proxy(function (e) {
        if (this.$element[0] !== e.target && !this.$element.has(e.target).length) {
          this.$element.trigger('focus')
        }
      }, this))
  }

  Modal.prototype.escape = function () {
    if (this.isShown && this.options.keyboard) {
      this.$element.on('keydown.dismiss.bs.modal', $.proxy(function (e) {
        e.which == 27 && this.hide()
      }, this))
    } else if (!this.isShown) {
      this.$element.off('keydown.dismiss.bs.modal')
    }
  }

  Modal.prototype.resize = function () {
    if (this.isShown) {
      $(window).on('resize.bs.modal', $.proxy(this.handleUpdate, this))
    } else {
      $(window).off('resize.bs.modal')
    }
  }

  Modal.prototype.hideModal = function () {
    var that = this
    this.$element.hide()
    this.backdrop(function () {
      that.$body.removeClass('modal-open')
      that.resetAdjustments()
      that.resetScrollbar()
      that.$element.trigger('hidden.bs.modal')
    })
  }

  Modal.prototype.removeBackdrop = function () {
    this.$backdrop && this.$backdrop.remove()
    this.$backdrop = null
  }

  Modal.prototype.backdrop = function (callback) {
    var that = this
    var animate = this.$element.hasClass('fade') ? 'fade' : ''

    if (this.isShown && this.options.backdrop) {
      var doAnimate = $.support.transition && animate

      this.$backdrop = $('<div class="modal-backdrop ' + animate + '" />')
        .prependTo(this.$element)
        .on('click.dismiss.bs.modal', $.proxy(function (e) {
          if (e.target !== e.currentTarget) return
          this.options.backdrop == 'static'
            ? this.$element[0].focus.call(this.$element[0])
            : this.hide.call(this)
        }, this))

      if (doAnimate) this.$backdrop[0].offsetWidth // force reflow

      this.$backdrop.addClass('in')

      if (!callback) return

      doAnimate ?
        this.$backdrop
          .one('bsTransitionEnd', callback)
          .emulateTransitionEnd(Modal.BACKDROP_TRANSITION_DURATION) :
        callback()

    } else if (!this.isShown && this.$backdrop) {
      this.$backdrop.removeClass('in')

      var callbackRemove = function () {
        that.removeBackdrop()
        callback && callback()
      }
      $.support.transition && this.$element.hasClass('fade') ?
        this.$backdrop
          .one('bsTransitionEnd', callbackRemove)
          .emulateTransitionEnd(Modal.BACKDROP_TRANSITION_DURATION) :
        callbackRemove()

    } else if (callback) {
      callback()
    }
  }

  // these following methods are used to handle overflowing modals

  Modal.prototype.handleUpdate = function () {
    if (this.options.backdrop) this.adjustBackdrop()
    this.adjustDialog()
  }

  Modal.prototype.adjustBackdrop = function () {
    this.$backdrop
      .css('height', 0)
      .css('height', this.$element[0].scrollHeight)
  }

  Modal.prototype.adjustDialog = function () {
    var modalIsOverflowing = this.$element[0].scrollHeight > document.documentElement.clientHeight

    this.$element.css({
      paddingLeft:  !this.bodyIsOverflowing && modalIsOverflowing ? this.scrollbarWidth : '',
      paddingRight: this.bodyIsOverflowing && !modalIsOverflowing ? this.scrollbarWidth : ''
    })
  }

  Modal.prototype.resetAdjustments = function () {
    this.$element.css({
      paddingLeft: '',
      paddingRight: ''
    })
  }

  Modal.prototype.checkScrollbar = function () {
    this.bodyIsOverflowing = document.body.scrollHeight > document.documentElement.clientHeight
    this.scrollbarWidth = this.measureScrollbar()
  }

  Modal.prototype.setScrollbar = function () {
    var bodyPad = parseInt((this.$body.css('padding-right') || 0), 10)
    if (this.bodyIsOverflowing) this.$body.css('padding-right', bodyPad + this.scrollbarWidth)
  }

  Modal.prototype.resetScrollbar = function () {
    this.$body.css('padding-right', '')
  }

  Modal.prototype.measureScrollbar = function () { // thx walsh
    var scrollDiv = document.createElement('div')
    scrollDiv.className = 'modal-scrollbar-measure'
    this.$body.append(scrollDiv)
    var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth
    this.$body[0].removeChild(scrollDiv)
    return scrollbarWidth
  }


  // MODAL PLUGIN DEFINITION
  // =======================

  function Plugin(option, _relatedTarget) {
    return this.each(function () {
      var $this   = $(this)
      var data    = $this.data('bs.modal')
      var options = $.extend({}, Modal.DEFAULTS, $this.data(), typeof option == 'object' && option)

      if (!data) $this.data('bs.modal', (data = new Modal(this, options)))
      if (typeof option == 'string') data[option](_relatedTarget)
      else if (options.show) data.show(_relatedTarget)
    })
  }

  var old = $.fn.modal

  $.fn.modal             = Plugin
  $.fn.modal.Constructor = Modal


  // MODAL NO CONFLICT
  // =================

  $.fn.modal.noConflict = function () {
    $.fn.modal = old
    return this
  }


  // MODAL DATA-API
  // ==============

  $(document).on('click.bs.modal.data-api', '[data-toggle="modal"]', function (e) {
    var $this   = $(this)
    var href    = $this.attr('href')
    var $target = $($this.attr('data-target') || (href && href.replace(/.*(?=#[^\s]+$)/, ''))) // strip for ie7
    var option  = $target.data('bs.modal') ? 'toggle' : $.extend({ remote: !/#/.test(href) && href }, $target.data(), $this.data())

    if ($this.is('a')) e.preventDefault()

    $target.one('show.bs.modal', function (showEvent) {
      if (showEvent.isDefaultPrevented()) return // only register focus restorer if modal will actually get shown
      $target.one('hidden.bs.modal', function () {
        $this.is(':visible') && $this.trigger('focus')
      })
    })
    Plugin.call($target, option, this)
  })

}(jQuery);

/* ========================================================================
 * Bootstrap: tooltip.js v3.3.1
 * http://getbootstrap.com/javascript/#tooltip
 * Inspired by the original jQuery.tipsy by Jason Frame
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
  'use strict';

  // TOOLTIP PUBLIC CLASS DEFINITION
  // ===============================

  var Tooltip = function (element, options) {
    this.type       =
    this.options    =
    this.enabled    =
    this.timeout    =
    this.hoverState =
    this.$element   = null

    this.init('tooltip', element, options)
  }

  Tooltip.VERSION  = '3.3.1'

  Tooltip.TRANSITION_DURATION = 150

  Tooltip.DEFAULTS = {
    animation: true,
    placement: 'top',
    selector: false,
    template: '<div class="tooltip" role="tooltip"><div class="tooltip-arrow"></div><div class="tooltip-inner"></div></div>',
    trigger: 'hover focus',
    title: '',
    delay: 0,
    html: false,
    container: false,
    viewport: {
      selector: 'body',
      padding: 0
    }
  }

  Tooltip.prototype.init = function (type, element, options) {
    this.enabled   = true
    this.type      = type
    this.$element  = $(element)
    this.options   = this.getOptions(options)
    this.$viewport = this.options.viewport && $(this.options.viewport.selector || this.options.viewport)

    var triggers = this.options.trigger.split(' ')

    for (var i = triggers.length; i--;) {
      var trigger = triggers[i]

      if (trigger == 'click') {
        this.$element.on('click.' + this.type, this.options.selector, $.proxy(this.toggle, this))
      } else if (trigger != 'manual') {
        var eventIn  = trigger == 'hover' ? 'mouseenter' : 'focusin'
        var eventOut = trigger == 'hover' ? 'mouseleave' : 'focusout'

        this.$element.on(eventIn  + '.' + this.type, this.options.selector, $.proxy(this.enter, this))
        this.$element.on(eventOut + '.' + this.type, this.options.selector, $.proxy(this.leave, this))
      }
    }

    this.options.selector ?
      (this._options = $.extend({}, this.options, { trigger: 'manual', selector: '' })) :
      this.fixTitle()
  }

  Tooltip.prototype.getDefaults = function () {
    return Tooltip.DEFAULTS
  }

  Tooltip.prototype.getOptions = function (options) {
    options = $.extend({}, this.getDefaults(), this.$element.data(), options)

    if (options.delay && typeof options.delay == 'number') {
      options.delay = {
        show: options.delay,
        hide: options.delay
      }
    }

    return options
  }

  Tooltip.prototype.getDelegateOptions = function () {
    var options  = {}
    var defaults = this.getDefaults()

    this._options && $.each(this._options, function (key, value) {
      if (defaults[key] != value) options[key] = value
    })

    return options
  }

  Tooltip.prototype.enter = function (obj) {
    var self = obj instanceof this.constructor ?
      obj : $(obj.currentTarget).data('bs.' + this.type)

    if (self && self.$tip && self.$tip.is(':visible')) {
      self.hoverState = 'in'
      return
    }

    if (!self) {
      self = new this.constructor(obj.currentTarget, this.getDelegateOptions())
      $(obj.currentTarget).data('bs.' + this.type, self)
    }

    clearTimeout(self.timeout)

    self.hoverState = 'in'

    if (!self.options.delay || !self.options.delay.show) return self.show()

    self.timeout = setTimeout(function () {
      if (self.hoverState == 'in') self.show()
    }, self.options.delay.show)
  }

  Tooltip.prototype.leave = function (obj) {
    var self = obj instanceof this.constructor ?
      obj : $(obj.currentTarget).data('bs.' + this.type)

    if (!self) {
      self = new this.constructor(obj.currentTarget, this.getDelegateOptions())
      $(obj.currentTarget).data('bs.' + this.type, self)
    }

    clearTimeout(self.timeout)

    self.hoverState = 'out'

    if (!self.options.delay || !self.options.delay.hide) return self.hide()

    self.timeout = setTimeout(function () {
      if (self.hoverState == 'out') self.hide()
    }, self.options.delay.hide)
  }

  Tooltip.prototype.show = function () {
    var e = $.Event('show.bs.' + this.type)

    if (this.hasContent() && this.enabled) {
      this.$element.trigger(e)

      var inDom = $.contains(this.$element[0].ownerDocument.documentElement, this.$element[0])
      if (e.isDefaultPrevented() || !inDom) return
      var that = this

      var $tip = this.tip()

      var tipId = this.getUID(this.type)

      this.setContent()
      $tip.attr('id', tipId)
      this.$element.attr('aria-describedby', tipId)

      if (this.options.animation) $tip.addClass('fade')

      var placement = typeof this.options.placement == 'function' ?
        this.options.placement.call(this, $tip[0], this.$element[0]) :
        this.options.placement

      var autoToken = /\s?auto?\s?/i
      var autoPlace = autoToken.test(placement)
      if (autoPlace) placement = placement.replace(autoToken, '') || 'top'

      $tip
        .detach()
        .css({ top: 0, left: 0, display: 'block' })
        .addClass(placement)
        .data('bs.' + this.type, this)

      this.options.container ? $tip.appendTo(this.options.container) : $tip.insertAfter(this.$element)

      var pos          = this.getPosition()
      var actualWidth  = $tip[0].offsetWidth
      var actualHeight = $tip[0].offsetHeight

      if (autoPlace) {
        var orgPlacement = placement
        var $container   = this.options.container ? $(this.options.container) : this.$element.parent()
        var containerDim = this.getPosition($container)

        placement = placement == 'bottom' && pos.bottom + actualHeight > containerDim.bottom ? 'top'    :
                    placement == 'top'    && pos.top    - actualHeight < containerDim.top    ? 'bottom' :
                    placement == 'right'  && pos.right  + actualWidth  > containerDim.width  ? 'left'   :
                    placement == 'left'   && pos.left   - actualWidth  < containerDim.left   ? 'right'  :
                    placement

        $tip
          .removeClass(orgPlacement)
          .addClass(placement)
      }

      var calculatedOffset = this.getCalculatedOffset(placement, pos, actualWidth, actualHeight)

      this.applyPlacement(calculatedOffset, placement)

      var complete = function () {
        var prevHoverState = that.hoverState
        that.$element.trigger('shown.bs.' + that.type)
        that.hoverState = null

        if (prevHoverState == 'out') that.leave(that)
      }

      $.support.transition && this.$tip.hasClass('fade') ?
        $tip
          .one('bsTransitionEnd', complete)
          .emulateTransitionEnd(Tooltip.TRANSITION_DURATION) :
        complete()
    }
  }

  Tooltip.prototype.applyPlacement = function (offset, placement) {
    var $tip   = this.tip()
    var width  = $tip[0].offsetWidth
    var height = $tip[0].offsetHeight

    // manually read margins because getBoundingClientRect includes difference
    var marginTop = parseInt($tip.css('margin-top'), 10)
    var marginLeft = parseInt($tip.css('margin-left'), 10)

    // we must check for NaN for ie 8/9
    if (isNaN(marginTop))  marginTop  = 0
    if (isNaN(marginLeft)) marginLeft = 0

    offset.top  = offset.top  + marginTop
    offset.left = offset.left + marginLeft

    // $.fn.offset doesn't round pixel values
    // so we use setOffset directly with our own function B-0
    $.offset.setOffset($tip[0], $.extend({
      using: function (props) {
        $tip.css({
          top: Math.round(props.top),
          left: Math.round(props.left)
        })
      }
    }, offset), 0)

    $tip.addClass('in')

    // check to see if placing tip in new offset caused the tip to resize itself
    var actualWidth  = $tip[0].offsetWidth
    var actualHeight = $tip[0].offsetHeight

    if (placement == 'top' && actualHeight != height) {
      offset.top = offset.top + height - actualHeight
    }

    var delta = this.getViewportAdjustedDelta(placement, offset, actualWidth, actualHeight)

    if (delta.left) offset.left += delta.left
    else offset.top += delta.top

    var isVertical          = /top|bottom/.test(placement)
    var arrowDelta          = isVertical ? delta.left * 2 - width + actualWidth : delta.top * 2 - height + actualHeight
    var arrowOffsetPosition = isVertical ? 'offsetWidth' : 'offsetHeight'

    $tip.offset(offset)
    this.replaceArrow(arrowDelta, $tip[0][arrowOffsetPosition], isVertical)
  }

  Tooltip.prototype.replaceArrow = function (delta, dimension, isHorizontal) {
    this.arrow()
      .css(isHorizontal ? 'left' : 'top', 50 * (1 - delta / dimension) + '%')
      .css(isHorizontal ? 'top' : 'left', '')
  }

  Tooltip.prototype.setContent = function () {
    var $tip  = this.tip()
    var title = this.getTitle()

    $tip.find('.tooltip-inner')[this.options.html ? 'html' : 'text'](title)
    $tip.removeClass('fade in top bottom left right')
  }

  Tooltip.prototype.hide = function (callback) {
    var that = this
    var $tip = this.tip()
    var e    = $.Event('hide.bs.' + this.type)

    function complete() {
      if (that.hoverState != 'in') $tip.detach()
      that.$element
        .removeAttr('aria-describedby')
        .trigger('hidden.bs.' + that.type)
      callback && callback()
    }

    this.$element.trigger(e)

    if (e.isDefaultPrevented()) return

    $tip.removeClass('in')

    $.support.transition && this.$tip.hasClass('fade') ?
      $tip
        .one('bsTransitionEnd', complete)
        .emulateTransitionEnd(Tooltip.TRANSITION_DURATION) :
      complete()

    this.hoverState = null

    return this
  }

  Tooltip.prototype.fixTitle = function () {
    var $e = this.$element
    if ($e.attr('title') || typeof ($e.attr('data-original-title')) != 'string') {
      $e.attr('data-original-title', $e.attr('title') || '').attr('title', '')
    }
  }

  Tooltip.prototype.hasContent = function () {
    return this.getTitle()
  }

  Tooltip.prototype.getPosition = function ($element) {
    $element   = $element || this.$element

    var el     = $element[0]
    var isBody = el.tagName == 'BODY'

    var elRect    = el.getBoundingClientRect()
    if (elRect.width == null) {
      // width and height are missing in IE8, so compute them manually; see https://github.com/twbs/bootstrap/issues/14093
      elRect = $.extend({}, elRect, { width: elRect.right - elRect.left, height: elRect.bottom - elRect.top })
    }
    var elOffset  = isBody ? { top: 0, left: 0 } : $element.offset()
    var scroll    = { scroll: isBody ? document.documentElement.scrollTop || document.body.scrollTop : $element.scrollTop() }
    var outerDims = isBody ? { width: $(window).width(), height: $(window).height() } : null

    return $.extend({}, elRect, scroll, outerDims, elOffset)
  }

  Tooltip.prototype.getCalculatedOffset = function (placement, pos, actualWidth, actualHeight) {
    return placement == 'bottom' ? { top: pos.top + pos.height,   left: pos.left + pos.width / 2 - actualWidth / 2  } :
           placement == 'top'    ? { top: pos.top - actualHeight, left: pos.left + pos.width / 2 - actualWidth / 2  } :
           placement == 'left'   ? { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left - actualWidth } :
        /* placement == 'right' */ { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left + pos.width   }

  }

  Tooltip.prototype.getViewportAdjustedDelta = function (placement, pos, actualWidth, actualHeight) {
    var delta = { top: 0, left: 0 }
    if (!this.$viewport) return delta

    var viewportPadding = this.options.viewport && this.options.viewport.padding || 0
    var viewportDimensions = this.getPosition(this.$viewport)

    if (/right|left/.test(placement)) {
      var topEdgeOffset    = pos.top - viewportPadding - viewportDimensions.scroll
      var bottomEdgeOffset = pos.top + viewportPadding - viewportDimensions.scroll + actualHeight
      if (topEdgeOffset < viewportDimensions.top) { // top overflow
        delta.top = viewportDimensions.top - topEdgeOffset
      } else if (bottomEdgeOffset > viewportDimensions.top + viewportDimensions.height) { // bottom overflow
        delta.top = viewportDimensions.top + viewportDimensions.height - bottomEdgeOffset
      }
    } else {
      var leftEdgeOffset  = pos.left - viewportPadding
      var rightEdgeOffset = pos.left + viewportPadding + actualWidth
      if (leftEdgeOffset < viewportDimensions.left) { // left overflow
        delta.left = viewportDimensions.left - leftEdgeOffset
      } else if (rightEdgeOffset > viewportDimensions.width) { // right overflow
        delta.left = viewportDimensions.left + viewportDimensions.width - rightEdgeOffset
      }
    }

    return delta
  }

  Tooltip.prototype.getTitle = function () {
    var title
    var $e = this.$element
    var o  = this.options

    title = $e.attr('data-original-title')
      || (typeof o.title == 'function' ? o.title.call($e[0]) :  o.title)

    return title
  }

  Tooltip.prototype.getUID = function (prefix) {
    do prefix += ~~(Math.random() * 1000000)
    while (document.getElementById(prefix))
    return prefix
  }

  Tooltip.prototype.tip = function () {
    return (this.$tip = this.$tip || $(this.options.template))
  }

  Tooltip.prototype.arrow = function () {
    return (this.$arrow = this.$arrow || this.tip().find('.tooltip-arrow'))
  }

  Tooltip.prototype.enable = function () {
    this.enabled = true
  }

  Tooltip.prototype.disable = function () {
    this.enabled = false
  }

  Tooltip.prototype.toggleEnabled = function () {
    this.enabled = !this.enabled
  }

  Tooltip.prototype.toggle = function (e) {
    var self = this
    if (e) {
      self = $(e.currentTarget).data('bs.' + this.type)
      if (!self) {
        self = new this.constructor(e.currentTarget, this.getDelegateOptions())
        $(e.currentTarget).data('bs.' + this.type, self)
      }
    }

    self.tip().hasClass('in') ? self.leave(self) : self.enter(self)
  }

  Tooltip.prototype.destroy = function () {
    var that = this
    clearTimeout(this.timeout)
    this.hide(function () {
      that.$element.off('.' + that.type).removeData('bs.' + that.type)
    })
  }


  // TOOLTIP PLUGIN DEFINITION
  // =========================

  function Plugin(option) {
    return this.each(function () {
      var $this    = $(this)
      var data     = $this.data('bs.tooltip')
      var options  = typeof option == 'object' && option
      var selector = options && options.selector

      if (!data && option == 'destroy') return
      if (selector) {
        if (!data) $this.data('bs.tooltip', (data = {}))
        if (!data[selector]) data[selector] = new Tooltip(this, options)
      } else {
        if (!data) $this.data('bs.tooltip', (data = new Tooltip(this, options)))
      }
      if (typeof option == 'string') data[option]()
    })
  }

  var old = $.fn.tooltip

  $.fn.tooltip             = Plugin
  $.fn.tooltip.Constructor = Tooltip


  // TOOLTIP NO CONFLICT
  // ===================

  $.fn.tooltip.noConflict = function () {
    $.fn.tooltip = old
    return this
  }

}(jQuery);

/* ========================================================================
 * Bootstrap: popover.js v3.3.1
 * http://getbootstrap.com/javascript/#popovers
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
  'use strict';

  // POPOVER PUBLIC CLASS DEFINITION
  // ===============================

  var Popover = function (element, options) {
    this.init('popover', element, options)
  }

  if (!$.fn.tooltip) throw new Error('Popover requires tooltip.js')

  Popover.VERSION  = '3.3.1'

  Popover.DEFAULTS = $.extend({}, $.fn.tooltip.Constructor.DEFAULTS, {
    placement: 'right',
    trigger: 'click',
    content: '',
    template: '<div class="popover" role="tooltip"><div class="arrow"></div><h3 class="popover-title"></h3><div class="popover-content"></div></div>'
  })


  // NOTE: POPOVER EXTENDS tooltip.js
  // ================================

  Popover.prototype = $.extend({}, $.fn.tooltip.Constructor.prototype)

  Popover.prototype.constructor = Popover

  Popover.prototype.getDefaults = function () {
    return Popover.DEFAULTS
  }

  Popover.prototype.setContent = function () {
    var $tip    = this.tip()
    var title   = this.getTitle()
    var content = this.getContent()

    $tip.find('.popover-title')[this.options.html ? 'html' : 'text'](title)
    $tip.find('.popover-content').children().detach().end()[ // we use append for html objects to maintain js events
      this.options.html ? (typeof content == 'string' ? 'html' : 'append') : 'text'
    ](content)

    $tip.removeClass('fade top bottom left right in')

    // IE8 doesn't accept hiding via the `:empty` pseudo selector, we have to do
    // this manually by checking the contents.
    if (!$tip.find('.popover-title').html()) $tip.find('.popover-title').hide()
  }

  Popover.prototype.hasContent = function () {
    return this.getTitle() || this.getContent()
  }

  Popover.prototype.getContent = function () {
    var $e = this.$element
    var o  = this.options

    return $e.attr('data-content')
      || (typeof o.content == 'function' ?
            o.content.call($e[0]) :
            o.content)
  }

  Popover.prototype.arrow = function () {
    return (this.$arrow = this.$arrow || this.tip().find('.arrow'))
  }

  Popover.prototype.tip = function () {
    if (!this.$tip) this.$tip = $(this.options.template)
    return this.$tip
  }


  // POPOVER PLUGIN DEFINITION
  // =========================

  function Plugin(option) {
    return this.each(function () {
      var $this    = $(this)
      var data     = $this.data('bs.popover')
      var options  = typeof option == 'object' && option
      var selector = options && options.selector

      if (!data && option == 'destroy') return
      if (selector) {
        if (!data) $this.data('bs.popover', (data = {}))
        if (!data[selector]) data[selector] = new Popover(this, options)
      } else {
        if (!data) $this.data('bs.popover', (data = new Popover(this, options)))
      }
      if (typeof option == 'string') data[option]()
    })
  }

  var old = $.fn.popover

  $.fn.popover             = Plugin
  $.fn.popover.Constructor = Popover


  // POPOVER NO CONFLICT
  // ===================

  $.fn.popover.noConflict = function () {
    $.fn.popover = old
    return this
  }

}(jQuery);

/* ========================================================================
 * Bootstrap: scrollspy.js v3.3.1
 * http://getbootstrap.com/javascript/#scrollspy
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
  'use strict';

  // SCROLLSPY CLASS DEFINITION
  // ==========================

  function ScrollSpy(element, options) {
    var process  = $.proxy(this.process, this)

    this.$body          = $('body')
    this.$scrollElement = $(element).is('body') ? $(window) : $(element)
    this.options        = $.extend({}, ScrollSpy.DEFAULTS, options)
    this.selector       = (this.options.target || '') + ' .nav li > a'
    this.offsets        = []
    this.targets        = []
    this.activeTarget   = null
    this.scrollHeight   = 0

    this.$scrollElement.on('scroll.bs.scrollspy', process)
    this.refresh()
    this.process()
  }

  ScrollSpy.VERSION  = '3.3.1'

  ScrollSpy.DEFAULTS = {
    offset: 10
  }

  ScrollSpy.prototype.getScrollHeight = function () {
    return this.$scrollElement[0].scrollHeight || Math.max(this.$body[0].scrollHeight, document.documentElement.scrollHeight)
  }

  ScrollSpy.prototype.refresh = function () {
    var offsetMethod = 'offset'
    var offsetBase   = 0

    if (!$.isWindow(this.$scrollElement[0])) {
      offsetMethod = 'position'
      offsetBase   = this.$scrollElement.scrollTop()
    }

    this.offsets = []
    this.targets = []
    this.scrollHeight = this.getScrollHeight()

    var self     = this

    this.$body
      .find(this.selector)
      .map(function () {
        var $el   = $(this)
        var href  = $el.data('target') || $el.attr('href')
        var $href = /^#./.test(href) && $(href)

        return ($href
          && $href.length
          && $href.is(':visible')
          && [[$href[offsetMethod]().top + offsetBase, href]]) || null
      })
      .sort(function (a, b) { return a[0] - b[0] })
      .each(function () {
        self.offsets.push(this[0])
        self.targets.push(this[1])
      })
  }

  ScrollSpy.prototype.process = function () {
    var scrollTop    = this.$scrollElement.scrollTop() + this.options.offset
    var scrollHeight = this.getScrollHeight()
    var maxScroll    = this.options.offset + scrollHeight - this.$scrollElement.height()
    var offsets      = this.offsets
    var targets      = this.targets
    var activeTarget = this.activeTarget
    var i

    if (this.scrollHeight != scrollHeight) {
      this.refresh()
    }

    if (scrollTop >= maxScroll) {
      return activeTarget != (i = targets[targets.length - 1]) && this.activate(i)
    }

    if (activeTarget && scrollTop < offsets[0]) {
      this.activeTarget = null
      return this.clear()
    }

    for (i = offsets.length; i--;) {
      activeTarget != targets[i]
        && scrollTop >= offsets[i]
        && (!offsets[i + 1] || scrollTop <= offsets[i + 1])
        && this.activate(targets[i])
    }
  }

  ScrollSpy.prototype.activate = function (target) {
    this.activeTarget = target

    this.clear()

    var selector = this.selector +
        '[data-target="' + target + '"],' +
        this.selector + '[href="' + target + '"]'

    var active = $(selector)
      .parents('li')
      .addClass('active')

    if (active.parent('.dropdown-menu').length) {
      active = active
        .closest('li.dropdown')
        .addClass('active')
    }

    active.trigger('activate.bs.scrollspy')
  }

  ScrollSpy.prototype.clear = function () {
    $(this.selector)
      .parentsUntil(this.options.target, '.active')
      .removeClass('active')
  }


  // SCROLLSPY PLUGIN DEFINITION
  // ===========================

  function Plugin(option) {
    return this.each(function () {
      var $this   = $(this)
      var data    = $this.data('bs.scrollspy')
      var options = typeof option == 'object' && option

      if (!data) $this.data('bs.scrollspy', (data = new ScrollSpy(this, options)))
      if (typeof option == 'string') data[option]()
    })
  }

  var old = $.fn.scrollspy

  $.fn.scrollspy             = Plugin
  $.fn.scrollspy.Constructor = ScrollSpy


  // SCROLLSPY NO CONFLICT
  // =====================

  $.fn.scrollspy.noConflict = function () {
    $.fn.scrollspy = old
    return this
  }


  // SCROLLSPY DATA-API
  // ==================

  $(window).on('load.bs.scrollspy.data-api', function () {
    $('[data-spy="scroll"]').each(function () {
      var $spy = $(this)
      Plugin.call($spy, $spy.data())
    })
  })

}(jQuery);

/* ========================================================================
 * Bootstrap: tab.js v3.3.1
 * http://getbootstrap.com/javascript/#tabs
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
  'use strict';

  // TAB CLASS DEFINITION
  // ====================

  var Tab = function (element) {
    this.element = $(element)
  }

  Tab.VERSION = '3.3.1'

  Tab.TRANSITION_DURATION = 150

  Tab.prototype.show = function () {
    var $this    = this.element
    var $ul      = $this.closest('ul:not(.dropdown-menu)')
    var selector = $this.data('target')

    if (!selector) {
      selector = $this.attr('href')
      selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7
    }

    if ($this.parent('li').hasClass('active')) return

    var $previous = $ul.find('.active:last a')
    var hideEvent = $.Event('hide.bs.tab', {
      relatedTarget: $this[0]
    })
    var showEvent = $.Event('show.bs.tab', {
      relatedTarget: $previous[0]
    })

    $previous.trigger(hideEvent)
    $this.trigger(showEvent)

    if (showEvent.isDefaultPrevented() || hideEvent.isDefaultPrevented()) return

    var $target = $(selector)

    this.activate($this.closest('li'), $ul)
    this.activate($target, $target.parent(), function () {
      $previous.trigger({
        type: 'hidden.bs.tab',
        relatedTarget: $this[0]
      })
      $this.trigger({
        type: 'shown.bs.tab',
        relatedTarget: $previous[0]
      })
    })
  }

  Tab.prototype.activate = function (element, container, callback) {
    var $active    = container.find('> .active')
    var transition = callback
      && $.support.transition
      && (($active.length && $active.hasClass('fade')) || !!container.find('> .fade').length)

    function next() {
      $active
        .removeClass('active')
        .find('> .dropdown-menu > .active')
          .removeClass('active')
        .end()
        .find('[data-toggle="tab"]')
          .attr('aria-expanded', false)

      element
        .addClass('active')
        .find('[data-toggle="tab"]')
          .attr('aria-expanded', true)

      if (transition) {
        element[0].offsetWidth // reflow for transition
        element.addClass('in')
      } else {
        element.removeClass('fade')
      }

      if (element.parent('.dropdown-menu')) {
        element
          .closest('li.dropdown')
            .addClass('active')
          .end()
          .find('[data-toggle="tab"]')
            .attr('aria-expanded', true)
      }

      callback && callback()
    }

    $active.length && transition ?
      $active
        .one('bsTransitionEnd', next)
        .emulateTransitionEnd(Tab.TRANSITION_DURATION) :
      next()

    $active.removeClass('in')
  }


  // TAB PLUGIN DEFINITION
  // =====================

  function Plugin(option) {
    return this.each(function () {
      var $this = $(this)
      var data  = $this.data('bs.tab')

      if (!data) $this.data('bs.tab', (data = new Tab(this)))
      if (typeof option == 'string') data[option]()
    })
  }

  var old = $.fn.tab

  $.fn.tab             = Plugin
  $.fn.tab.Constructor = Tab


  // TAB NO CONFLICT
  // ===============

  $.fn.tab.noConflict = function () {
    $.fn.tab = old
    return this
  }


  // TAB DATA-API
  // ============

  var clickHandler = function (e) {
    e.preventDefault()
    Plugin.call($(this), 'show')
  }

  $(document)
    .on('click.bs.tab.data-api', '[data-toggle="tab"]', clickHandler)
    .on('click.bs.tab.data-api', '[data-toggle="pill"]', clickHandler)

}(jQuery);

/* ========================================================================
 * Bootstrap: affix.js v3.3.1
 * http://getbootstrap.com/javascript/#affix
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
  'use strict';

  // AFFIX CLASS DEFINITION
  // ======================

  var Affix = function (element, options) {
    this.options = $.extend({}, Affix.DEFAULTS, options)

    this.$target = $(this.options.target)
      .on('scroll.bs.affix.data-api', $.proxy(this.checkPosition, this))
      .on('click.bs.affix.data-api',  $.proxy(this.checkPositionWithEventLoop, this))

    this.$element     = $(element)
    this.affixed      =
    this.unpin        =
    this.pinnedOffset = null

    this.checkPosition()
  }

  Affix.VERSION  = '3.3.1'

  Affix.RESET    = 'affix affix-top affix-bottom'

  Affix.DEFAULTS = {
    offset: 0,
    target: window
  }

  Affix.prototype.getState = function (scrollHeight, height, offsetTop, offsetBottom) {
    var scrollTop    = this.$target.scrollTop()
    var position     = this.$element.offset()
    var targetHeight = this.$target.height()

    if (offsetTop != null && this.affixed == 'top') return scrollTop < offsetTop ? 'top' : false

    if (this.affixed == 'bottom') {
      if (offsetTop != null) return (scrollTop + this.unpin <= position.top) ? false : 'bottom'
      return (scrollTop + targetHeight <= scrollHeight - offsetBottom) ? false : 'bottom'
    }

    var initializing   = this.affixed == null
    var colliderTop    = initializing ? scrollTop : position.top
    var colliderHeight = initializing ? targetHeight : height

    if (offsetTop != null && colliderTop <= offsetTop) return 'top'
    if (offsetBottom != null && (colliderTop + colliderHeight >= scrollHeight - offsetBottom)) return 'bottom'

    return false
  }

  Affix.prototype.getPinnedOffset = function () {
    if (this.pinnedOffset) return this.pinnedOffset
    this.$element.removeClass(Affix.RESET).addClass('affix')
    var scrollTop = this.$target.scrollTop()
    var position  = this.$element.offset()
    return (this.pinnedOffset = position.top - scrollTop)
  }

  Affix.prototype.checkPositionWithEventLoop = function () {
    setTimeout($.proxy(this.checkPosition, this), 1)
  }

  Affix.prototype.checkPosition = function () {
    if (!this.$element.is(':visible')) return

    var height       = this.$element.height()
    var offset       = this.options.offset
    var offsetTop    = offset.top
    var offsetBottom = offset.bottom
    var scrollHeight = $('body').height()

    if (typeof offset != 'object')         offsetBottom = offsetTop = offset
    if (typeof offsetTop == 'function')    offsetTop    = offset.top(this.$element)
    if (typeof offsetBottom == 'function') offsetBottom = offset.bottom(this.$element)

    var affix = this.getState(scrollHeight, height, offsetTop, offsetBottom)

    if (this.affixed != affix) {
      if (this.unpin != null) this.$element.css('top', '')

      var affixType = 'affix' + (affix ? '-' + affix : '')
      var e         = $.Event(affixType + '.bs.affix')

      this.$element.trigger(e)

      if (e.isDefaultPrevented()) return

      this.affixed = affix
      this.unpin = affix == 'bottom' ? this.getPinnedOffset() : null

      this.$element
        .removeClass(Affix.RESET)
        .addClass(affixType)
        .trigger(affixType.replace('affix', 'affixed') + '.bs.affix')
    }

    if (affix == 'bottom') {
      this.$element.offset({
        top: scrollHeight - height - offsetBottom
      })
    }
  }


  // AFFIX PLUGIN DEFINITION
  // =======================

  function Plugin(option) {
    return this.each(function () {
      var $this   = $(this)
      var data    = $this.data('bs.affix')
      var options = typeof option == 'object' && option

      if (!data) $this.data('bs.affix', (data = new Affix(this, options)))
      if (typeof option == 'string') data[option]()
    })
  }

  var old = $.fn.affix

  $.fn.affix             = Plugin
  $.fn.affix.Constructor = Affix


  // AFFIX NO CONFLICT
  // =================

  $.fn.affix.noConflict = function () {
    $.fn.affix = old
    return this
  }


  // AFFIX DATA-API
  // ==============

  $(window).on('load', function () {
    $('[data-spy="affix"]').each(function () {
      var $spy = $(this)
      var data = $spy.data()

      data.offset = data.offset || {}

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/// Knockout Mapping plugin v2.4.1
/// (c) 2013 Steven Sanderson, Roy Jacobs - http://knockoutjs.com/
/// License: MIT (http://www.opensource.org/licenses/mit-license.php)
(function (factory) {
	// Module systems magic dance.

	if (typeof require === "function" && typeof exports === "object" && typeof module === "object") {
		// CommonJS or Node: hard-coded dependency on "knockout"
		factory(require("knockout"), exports);
	} else if (typeof define === "function" && define["amd"]) {
		// AMD anonymous module with hard-coded dependency on "knockout"
		define(["knockout", "exports"], factory);
	} else {
		// <script> tag: use the global `ko` object, attaching a `mapping` property
		factory(ko, ko.mapping = {});
	}
}(function (ko, exports) {
	var DEBUG=true;
	var mappingProperty = "__ko_mapping__";
	var realKoDependentObservable = ko.dependentObservable;
	var mappingNesting = 0;
	var dependentObservables;
	var visitedObjects;
	var recognizedRootProperties = ["create", "update", "key", "arrayChanged"];
	var emptyReturn = {};

	var _defaultOptions = {
		include: ["_destroy"],
		ignore: [],
		copy: [],
		observe: []
	};
	var defaultOptions = _defaultOptions;

	// Author: KennyTM @ StackOverflow
	function unionArrays (x, y) {
		var obj = {};
		for (var i = x.length - 1; i >= 0; -- i) obj[x[i]] = x[i];
		for (var i = y.length - 1; i >= 0; -- i) obj[y[i]] = y[i];
		var res = [];

		for (var k in obj) {
			res.push(obj[k]);
		};

		return res;
	}

	function extendObject(destination, source) {
		var destType;

		for (var key in source) {
			if (source.hasOwnProperty(key) && source[key]) {
				destType = exports.getType(destination[key]);
				if (key && destination[key] && destType !== "array" && destType !== "string") {
					extendObject(destination[key], source[key]);
				} else {
					var bothArrays = exports.getType(destination[key]) === "array" && exports.getType(source[key]) === "array";
					if (bothArrays) {
						destination[key] = unionArrays(destination[key], source[key]);
					} else {
						destination[key] = source[key];
					}
				}
			}
		}
	}

	function merge(obj1, obj2) {
		var merged = {};
		extendObject(merged, obj1);
		extendObject(merged, obj2);

		return merged;
	}

	exports.isMapped = function (viewModel) {
		var unwrapped = ko.utils.unwrapObservable(viewModel);
		return unwrapped && unwrapped[mappingProperty];
	}

	exports.fromJS = function (jsObject /*, inputOptions, target*/ ) {
		if (arguments.length == 0) throw new Error("When calling ko.fromJS, pass the object you want to convert.");

		try {
			if (!mappingNesting++) {
				dependentObservables = [];
				visitedObjects = new objectLookup();
			}

			var options;
			var target;

			if (arguments.length == 2) {
				if (arguments[1][mappingProperty]) {
					target = arguments[1];
				} else {
					options = arguments[1];
				}
			}
			if (arguments.length == 3) {
				options = arguments[1];
				target = arguments[2];
			}

			if (target) {
				options = merge(options, target[mappingProperty]);
			}
			options = fillOptions(options);

			var result = updateViewModel(target, jsObject, options);
			if (target) {
				result = target;
			}

			// Evaluate any dependent observables that were proxied.
			// Do this after the model's observables have been created
			if (!--mappingNesting) {
				while (dependentObservables.length) {
					var DO = dependentObservables.pop();
					if (DO) {
						DO();
						
						// Move this magic property to the underlying dependent observable
						DO.__DO["throttleEvaluation"] = DO["throttleEvaluation"];
					}
				}
			}

			// Save any new mapping options in the view model, so that updateFromJS can use them later.
			result[mappingProperty] = merge(result[mappingProperty], options);

			return result;
		} catch(e) {
			mappingNesting = 0;
			throw e;
		}
	};

	exports.fromJSON = function (jsonString /*, options, target*/ ) {
		var parsed = ko.utils.parseJson(jsonString);
		arguments[0] = parsed;
		return exports.fromJS.apply(this, arguments);
	};

	exports.updateFromJS = function (viewModel) {
		throw new Error("ko.mapping.updateFromJS, use ko.mapping.fromJS instead. Please note that the order of parameters is different!");
	};

	exports.updateFromJSON = function (viewModel) {
		throw new Error("ko.mapping.updateFromJSON, use ko.mapping.fromJSON instead. Please note that the order of parameters is different!");
	};

	exports.toJS = function (rootObject, options) {
		if (!defaultOptions) exports.resetDefaultOptions();

		if (arguments.length == 0) throw new Error("When calling ko.mapping.toJS, pass the object you want to convert.");
		if (exports.getType(defaultOptions.ignore) !== "array") throw new Error("ko.mapping.defaultOptions().ignore should be an array.");
		if (exports.getType(defaultOptions.include) !== "array") throw new Error("ko.mapping.defaultOptions().include should be an array.");
		if (exports.getType(defaultOptions.copy) !== "array") throw new Error("ko.mapping.defaultOptions().copy should be an array.");

		// Merge in the options used in fromJS
		options = fillOptions(options, rootObject[mappingProperty]);

		// We just unwrap everything at every level in the object graph
		return exports.visitModel(rootObject, function (x) {
			return ko.utils.unwrapObservable(x)
		}, options);
	};

	exports.toJSON = function (rootObject, options) {
		var plainJavaScriptObject = exports.toJS(rootObject, options);
		return ko.utils.stringifyJson(plainJavaScriptObject);
	};

	exports.defaultOptions = function () {
		if (arguments.length > 0) {
			defaultOptions = arguments[0];
		} else {
			return defaultOptions;
		}
	};

	exports.resetDefaultOptions = function () {
		defaultOptions = {
			include: _defaultOptions.include.slice(0),
			ignore: _defaultOptions.ignore.slice(0),
			copy: _defaultOptions.copy.slice(0)
		};
	};

	exports.getType = function(x) {
		if ((x) && (typeof (x) === "object")) {
			if (x.constructor === Date) return "date";
			if (x.constructor === Array) return "array";
		}
		return typeof x;
	}

	function fillOptions(rawOptions, otherOptions) {
		var options = merge({}, rawOptions);

		// Move recognized root-level properties into a root namespace
		for (var i = recognizedRootProperties.length - 1; i >= 0; i--) {
			var property = recognizedRootProperties[i];
			
			// Carry on, unless this property is present
			if (!options[property]) continue;
			
			// Move the property into the root namespace
			if (!(options[""] instanceof Object)) options[""] = {};
			options[""][property] = options[property];
			delete options[property];
		}

		if (otherOptions) {
			options.ignore = mergeArrays(otherOptions.ignore, options.ignore);
			options.include = mergeArrays(otherOptions.include, options.include);
			options.copy = mergeArrays(otherOptions.copy, options.copy);
			options.observe = mergeArrays(otherOptions.observe, options.observe);
		}
		options.ignore = mergeArrays(options.ignore, defaultOptions.ignore);
		options.include = mergeArrays(options.include, defaultOptions.include);
		options.copy = mergeArrays(options.copy, defaultOptions.copy);
		options.observe = mergeArrays(options.observe, defaultOptions.observe);

		options.mappedProperties = options.mappedProperties || {};
		options.copiedProperties = options.copiedProperties || {};
		return options;
	}

	function mergeArrays(a, b) {
		if (exports.getType(a) !== "array") {
			if (exports.getType(a) === "undefined") a = [];
			else a = [a];
		}
		if (exports.getType(b) !== "array") {
			if (exports.getType(b) === "undefined") b = [];
			else b = [b];
		}

		return ko.utils.arrayGetDistinctValues(a.concat(b));
	}

	// When using a 'create' callback, we proxy the dependent observable so that it doesn't immediately evaluate on creation.
	// The reason is that the dependent observables in the user-specified callback may contain references to properties that have not been mapped yet.
	function withProxyDependentObservable(dependentObservables, callback) {
		var localDO = ko.dependentObservable;
		ko.dependentObservable = function (read, owner, options) {
			options = options || {};

			if (read && typeof read == "object") { // mirrors condition in knockout implementation of DO's
				options = read;
			}

			var realDeferEvaluation = options.deferEvaluation;

			var isRemoved = false;

			// We wrap the original dependent observable so that we can remove it from the 'dependentObservables' list we need to evaluate after mapping has
			// completed if the user already evaluated the DO themselves in the meantime.
			var wrap = function (DO) {
				// Temporarily revert ko.dependentObservable, since it is used in ko.isWriteableObservable
				var tmp = ko.dependentObservable;
				ko.dependentObservable = realKoDependentObservable;
				var isWriteable = ko.isWriteableObservable(DO);
				ko.dependentObservable = tmp;

				var wrapped = realKoDependentObservable({
					read: function () {
						if (!isRemoved) {
							ko.utils.arrayRemoveItem(dependentObservables, DO);
							isRemoved = true;
						}
						return DO.apply(DO, arguments);
					},
					write: isWriteable && function (val) {
						return DO(val);
					},
					deferEvaluation: true
				});
				if (DEBUG) wrapped._wrapper = true;
				wrapped.__DO = DO;
				return wrapped;
			};
			
			options.deferEvaluation = true; // will either set for just options, or both read/options.
			var realDependentObservable = new realKoDependentObservable(read, owner, options);

			if (!realDeferEvaluation) {
				realDependentObservable = wrap(realDependentObservable);
				dependentObservables.push(realDependentObservable);
			}

			return realDependentObservable;
		}
		ko.dependentObservable.fn = realKoDependentObservable.fn;
		ko.computed = ko.dependentObservable;
		var result = callback();
		ko.dependentObservable = localDO;
		ko.computed = ko.dependentObservable;
		return result;
	}

	function updateViewModel(mappedRootObject, rootObject, options, parentName, parent, parentPropertyName, mappedParent) {
		var isArray = exports.getType(ko.utils.unwrapObservable(rootObject)) === "array";

		parentPropertyName = parentPropertyName || "";

		// If this object was already mapped previously, take the options from there and merge them with our existing ones.
		if (exports.isMapped(mappedRootObject)) {
			var previousMapping = ko.utils.unwrapObservable(mappedRootObject)[mappingProperty];
			options = merge(previousMapping, options);
		}

		var callbackParams = {
			data: rootObject,
			parent: mappedParent || parent
		};

		var hasCreateCallback = function () {
			return options[parentName] && options[parentName].create instanceof Function;
		};

		var createCallback = function (data) {
			return withProxyDependentObservable(dependentObservables, function () {
				
				if (ko.utils.unwrapObservable(parent) instanceof Array) {
					return options[parentName].create({
						data: data || callbackParams.data,
						parent: callbackParams.parent,
						skip: emptyReturn
					});
				} else {
					return options[parentName].create({
						data: data || callbackParams.data,
						parent: callbackParams.parent
					});
				}				
			});
		};

		var hasUpdateCallback = function () {
			return options[parentName] && options[parentName].update instanceof Function;
		};

		var updateCallback = function (obj, data) {
			var params = {
				data: data || callbackParams.data,
				parent: callbackParams.parent,
				target: ko.utils.unwrapObservable(obj)
			};

			if (ko.isWriteableObservable(obj)) {
				params.observable = obj;
			}

			return options[parentName].update(params);
		}

		var alreadyMapped = visitedObjects.get(rootObject);
		if (alreadyMapped) {
			return alreadyMapped;
		}

		parentName = parentName || "";

		if (!isArray) {
			// For atomic types, do a direct update on the observable
			if (!canHaveProperties(rootObject)) {
				switch (exports.getType(rootObject)) {
				case "function":
					if (hasUpdateCallback()) {
						if (ko.isWriteableObservable(rootObject)) {
							rootObject(updateCallback(rootObject));
							mappedRootObject = rootObject;
						} else {
							mappedRootObject = updateCallback(rootObject);
						}
					} else {
						mappedRootObject = rootObject;
					}
					break;
				default:
					if (ko.isWriteableObservable(mappedRootObject)) {
						if (hasUpdateCallback()) {
							var valueToWrite = updateCallback(mappedRootObject);
							mappedRootObject(valueToWrite);
							return valueToWrite;
						} else {
							var valueToWrite = ko.utils.unwrapObservable(rootObject);
							mappedRootObject(valueToWrite);
							return valueToWrite;
						}
					} else {
						var hasCreateOrUpdateCallback = hasCreateCallback() || hasUpdateCallback();
						
						if (hasCreateCallback()) {
							mappedRootObject = createCallback();
						} else {
							mappedRootObject = ko.observable(ko.utils.unwrapObservable(rootObject));
						}

						if (hasUpdateCallback()) {
							mappedRootObject(updateCallback(mappedRootObject));
						}
						
						if (hasCreateOrUpdateCallback) return mappedRootObject;
					}
				}

			} else {
				mappedRootObject = ko.utils.unwrapObservable(mappedRootObject);
				if (!mappedRootObject) {
					if (hasCreateCallback()) {
						var result = createCallback();

						if (hasUpdateCallback()) {
							result = updateCallback(result);
						}

						return result;
					} else {
						if (hasUpdateCallback()) {
							return updateCallback(result);
						}

						mappedRootObject = {};
					}
				}

				if (hasUpdateCallback()) {
					mappedRootObject = updateCallback(mappedRootObject);
				}

				visitedObjects.save(rootObject, mappedRootObject);
				if (hasUpdateCallback()) return mappedRootObject;

				// For non-atomic types, visit all properties and update recursively
				visitPropertiesOrArrayEntries(rootObject, function (indexer) {
					var fullPropertyName = parentPropertyName.length ? parentPropertyName + "." + indexer : indexer;

					if (ko.utils.arrayIndexOf(options.ignore, fullPropertyName) != -1) {
						return;
					}

					if (ko.utils.arrayIndexOf(options.copy, fullPropertyName) != -1) {
						mappedRootObject[indexer] = rootObject[indexer];
						return;
					}

					if(typeof rootObject[indexer] != "object" && typeof rootObject[indexer] != "array" && options.observe.length > 0 && ko.utils.arrayIndexOf(options.observe, fullPropertyName) == -1)
					{
						mappedRootObject[indexer] = rootObject[indexer];
						options.copiedProperties[fullPropertyName] = true;
						return;
					}
					
					// In case we are adding an already mapped property, fill it with the previously mapped property value to prevent recursion.
					// If this is a property that was generated by fromJS, we should use the options specified there
					var prevMappedProperty = visitedObjects.get(rootObject[indexer]);
					var retval = updateViewModel(mappedRootObject[indexer], rootObject[indexer], options, indexer, mappedRootObject, fullPropertyName, mappedRootObject);
					var value = prevMappedProperty || retval;
					
					if(options.observe.length > 0 && ko.utils.arrayIndexOf(options.observe, fullPropertyName) == -1)
					{
						mappedRootObject[indexer] = value();
						options.copiedProperties[fullPropertyName] = true;
						return;
					}
					
					if (ko.isWriteableObservable(mappedRootObject[indexer])) {
						value = ko.utils.unwrapObservable(value);
						if (mappedRootObject[indexer]() !== value) {
							mappedRootObject[indexer](value);
						}
					} else {
						value = mappedRootObject[indexer] === undefined ? value : ko.utils.unwrapObservable(value);
						mappedRootObject[indexer] = value;
					}

					options.mappedProperties[fullPropertyName] = true;
				});
			}
		} else { //mappedRootObject is an array
			var changes = [];

			var hasKeyCallback = false;
			var keyCallback = function (x) {
				return x;
			}
			if (options[parentName] && options[parentName].key) {
				keyCallback = options[parentName].key;
				hasKeyCallback = true;
			}

			if (!ko.isObservable(mappedRootObject)) {
				// When creating the new observable array, also add a bunch of utility functions that take the 'key' of the array items into account.
				mappedRootObject = ko.observableArray([]);

				mappedRootObject.mappedRemove = function (valueOrPredicate) {
					var predicate = typeof valueOrPredicate == "function" ? valueOrPredicate : function (value) {
							return value === keyCallback(valueOrPredicate);
						};
					return mappedRootObject.remove(function (item) {
						return predicate(keyCallback(item));
					});
				}

				mappedRootObject.mappedRemoveAll = function (arrayOfValues) {
					var arrayOfKeys = filterArrayByKey(arrayOfValues, keyCallback);
					return mappedRootObject.remove(function (item) {
						return ko.utils.arrayIndexOf(arrayOfKeys, keyCallback(item)) != -1;
					});
				}

				mappedRootObject.mappedDestroy = function (valueOrPredicate) {
					var predicate = typeof valueOrPredicate == "function" ? valueOrPredicate : function (value) {
							return value === keyCallback(valueOrPredicate);
						};
					return mappedRootObject.destroy(function (item) {
						return predicate(keyCallback(item));
					});
				}

				mappedRootObject.mappedDestroyAll = function (arrayOfValues) {
					var arrayOfKeys = filterArrayByKey(arrayOfValues, keyCallback);
					return mappedRootObject.destroy(function (item) {
						return ko.utils.arrayIndexOf(arrayOfKeys, keyCallback(item)) != -1;
					});
				}

				mappedRootObject.mappedIndexOf = function (item) {
					var keys = filterArrayByKey(mappedRootObject(), keyCallback);
					var key = keyCallback(item);
					return ko.utils.arrayIndexOf(keys, key);
				}

				mappedRootObject.mappedGet = function (item) {
					return mappedRootObject()[mappedRootObject.mappedIndexOf(item)];
				}

				mappedRootObject.mappedCreate = function (value) {
					if (mappedRootObject.mappedIndexOf(value) !== -1) {
						throw new Error("There already is an object with the key that you specified.");
					}

					var item = hasCreateCallback() ? createCallback(value) : value;
					if (hasUpdateCallback()) {
						var newValue = updateCallback(item, value);
						if (ko.isWriteableObservable(item)) {
							item(newValue);
						} else {
							item = newValue;
						}
					}
					mappedRootObject.push(item);
					return item;
				}
			}

			var currentArrayKeys = filterArrayByKey(ko.utils.unwrapObservable(mappedRootObject), keyCallback).sort();
			var newArrayKeys = filterArrayByKey(rootObject, keyCallback);
			if (hasKeyCallback) newArrayKeys.sort();
			var editScript = ko.utils.compareArrays(currentArrayKeys, newArrayKeys);

			var ignoreIndexOf = {};
			
			var i, j;

			var unwrappedRootObject = ko.utils.unwrapObservable(rootObject);
			var itemsByKey = {};
			var optimizedKeys = true;
			for (i = 0, j = unwrappedRootObject.length; i < j; i++) {
				var key = keyCallback(unwrappedRootObject[i]);
				if (key === undefined || key instanceof Object) {
					optimizedKeys = false;
					break;
				}
				itemsByKey[key] = unwrappedRootObject[i];
			}

			var newContents = [];
			var passedOver = 0;
			for (i = 0, j = editScript.length; i < j; i++) {
				var key = editScript[i];
				var mappedItem;
				var fullPropertyName = parentPropertyName + "[" + i + "]";
				switch (key.status) {
				case "added":
					var item = optimizedKeys ? itemsByKey[key.value] : getItemByKey(ko.utils.unwrapObservable(rootObject), key.value, keyCallback);
					mappedItem = updateViewModel(undefined, item, options, parentName, mappedRootObject, fullPropertyName, parent);
					if(!hasCreateCallback()) {
						mappedItem = ko.utils.unwrapObservable(mappedItem);
					}

					var index = ignorableIndexOf(ko.utils.unwrapObservable(rootObject), item, ignoreIndexOf);
					
					if (mappedItem === emptyReturn) {
						passedOver++;
					} else {
						newContents[index - passedOver] = mappedItem;
					}
						
					ignoreIndexOf[index] = true;
					break;
				case "retained":
					var item = optimizedKeys ? itemsByKey[key.value] : getItemByKey(ko.utils.unwrapObservable(rootObject), key.value, keyCallback);
					mappedItem = getItemByKey(mappedRootObject, key.value, keyCallback);
					updateViewModel(mappedItem, item, options, parentName, mappedRootObject, fullPropertyName, parent);

					var index = ignorableIndexOf(ko.utils.unwrapObservable(rootObject), item, ignoreIndexOf);
					newContents[index] = mappedItem;
					ignoreIndexOf[index] = true;
					break;
				case "deleted":
					mappedItem = getItemByKey(mappedRootObject, key.value, keyCallback);
					break;
				}

				changes.push({
					event: key.status,
					item: mappedItem
				});
			}

			mappedRootObject(newContents);

			if (options[parentName] && options[parentName].arrayChanged) {
				ko.utils.arrayForEach(changes, function (change) {
					options[parentName].arrayChanged(change.event, change.item);
				});
			}
		}

		return mappedRootObject;
	}

	function ignorableIndexOf(array, item, ignoreIndices) {
		for (var i = 0, j = array.length; i < j; i++) {
			if (ignoreIndices[i] === true) continue;
			if (array[i] === item) return i;
		}
		return null;
	}

	function mapKey(item, callback) {
		var mappedItem;
		if (callback) mappedItem = callback(item);
		if (exports.getType(mappedItem) === "undefined") mappedItem = item;

		return ko.utils.unwrapObservable(mappedItem);
	}

	function getItemByKey(array, key, callback) {
		array = ko.utils.unwrapObservable(array);
		for (var i = 0, j = array.length; i < j; i++) {
			var item = array[i];
			if (mapKey(item, callback) === key) return item;
		}

		throw new Error("When calling ko.update*, the key '" + key + "' was not found!");
	}

	function filterArrayByKey(array, callback) {
		return ko.utils.arrayMap(ko.utils.unwrapObservable(array), function (item) {
			if (callback) {
				return mapKey(item, callback);
			} else {
				return item;
			}
		});
	}

	function visitPropertiesOrArrayEntries(rootObject, visitorCallback) {
		if (exports.getType(rootObject) === "array") {
			for (var i = 0; i < rootObject.length; i++)
			visitorCallback(i);
		} else {
			for (var propertyName in rootObject)
			visitorCallback(propertyName);
		}
	};

	function canHaveProperties(object) {
		var type = exports.getType(object);
		return ((type === "object") || (type === "array")) && (object !== null);
	}

	// Based on the parentName, this creates a fully classified name of a property

	function getPropertyName(parentName, parent, indexer) {
		var propertyName = parentName || "";
		if (exports.getType(parent) === "array") {
			if (parentName) {
				propertyName += "[" + indexer + "]";
			}
		} else {
			if (parentName) {
				propertyName += ".";
			}
			propertyName += indexer;
		}
		return propertyName;
	}

	exports.visitModel = function (rootObject, callback, options) {
		options = options || {};
		options.visitedObjects = options.visitedObjects || new objectLookup();

		var mappedRootObject;
		var unwrappedRootObject = ko.utils.unwrapObservable(rootObject);

		if (!canHaveProperties(unwrappedRootObject)) {
			return callback(rootObject, options.parentName);
		} else {
			options = fillOptions(options, unwrappedRootObject[mappingProperty]);

			// Only do a callback, but ignore the results
			callback(rootObject, options.parentName);
			mappedRootObject = exports.getType(unwrappedRootObject) === "array" ? [] : {};
		}

		options.visitedObjects.save(rootObject, mappedRootObject);

		var parentName = options.parentName;
		visitPropertiesOrArrayEntries(unwrappedRootObject, function (indexer) {
			if (options.ignore && ko.utils.arrayIndexOf(options.ignore, indexer) != -1) return;

			var propertyValue = unwrappedRootObject[indexer];
			options.parentName = getPropertyName(parentName, unwrappedRootObject, indexer);

			// If we don't want to explicitly copy the unmapped property...
			if (ko.utils.arrayIndexOf(options.copy, indexer) === -1) {
				// ...find out if it's a property we want to explicitly include
				if (ko.utils.arrayIndexOf(options.include, indexer) === -1) {
					// The mapped properties object contains all the properties that were part of the original object.
					// If a property does not exist, and it is not because it is part of an array (e.g. "myProp[3]"), then it should not be unmapped.
				    if (unwrappedRootObject[mappingProperty]
				        && unwrappedRootObject[mappingProperty].mappedProperties && !unwrappedRootObject[mappingProperty].mappedProperties[indexer]
				        && unwrappedRootObject[mappingProperty].copiedProperties && !unwrappedRootObject[mappingProperty].copiedProperties[indexer]
				        && !(exports.getType(unwrappedRootObject) === "array")) {
						return;
					}
				}
			}

			var outputProperty;
			switch (exports.getType(ko.utils.unwrapObservable(propertyValue))) {
			case "object":
			case "array":
			case "undefined":
				var previouslyMappedValue = options.visitedObjects.get(propertyValue);
				mappedRootObject[indexer] = (exports.getType(previouslyMappedValue) !== "undefined") ? previouslyMappedValue : exports.visitModel(propertyValue, callback, options);
				break;
			default:
				mappedRootObject[indexer] = callback(propertyValue, options.parentName);
			}
		});

		return mappedRootObject;
	}

	function simpleObjectLookup() {
		var keys = [];
		var values = [];
		this.save = function (key, value) {
			var existingIndex = ko.utils.arrayIndexOf(keys, key);
			if (existingIndex >= 0) values[existingIndex] = value;
			else {
				keys.push(key);
				values.push(value);
			}
		};
		this.get = function (key) {
			var existingIndex = ko.utils.arrayIndexOf(keys, key);
			var value = (existingIndex >= 0) ? values[existingIndex] : undefined;
			return value;
		};
	};
	
	function objectLookup() {
		var buckets = {};
		
		var findBucket = function(key) {
			var bucketKey;
			try {
				bucketKey = key;//JSON.stringify(key);
			}
			catch (e) {
				bucketKey = "$$$";
			}

			var bucket = buckets[bucketKey];
			if (bucket === undefined) {
				bucket = new simpleObjectLookup();
				buckets[bucketKey] = bucket;
			}
			return bucket;
		};
		
		this.save = function (key, value) {
			findBucket(key).save(key, value);
		};
		this.get = function (key) {
			return findBucket(key).get(key);
		};
	};
}));
;
/*!
 * Select2 4.0.0
 * https://select2.github.io
 *
 * Released under the MIT license
 * https://github.com/select2/select2/blob/master/LICENSE.md
 */
(function (factory) {
  if (typeof define === 'function' && define.amd) {
    // AMD. Register as an anonymous module.
    define(['jquery'], factory);
  } else if (typeof exports === 'object') {
    // Node/CommonJS
    factory(require('jquery'));
  } else {
    // Browser globals
    factory(jQuery);
  }
}(function (jQuery) {
  // This is needed so we can catch the AMD loader configuration and use it
  // The inner file should be wrapped (by `banner.start.js`) in a function that
  // returns the AMD loader references.
  var S2 =
(function () {
  // Restore the Select2 AMD loader so it can be used
  // Needed mostly in the language files, where the loader is not inserted
  if (jQuery && jQuery.fn && jQuery.fn.select2 && jQuery.fn.select2.amd) {
    var S2 = jQuery.fn.select2.amd;
  }
var S2;(function () { if (!S2 || !S2.requirejs) {
if (!S2) { S2 = {}; } else { require = S2; }
/**
 * @license almond 0.2.9 Copyright (c) 2011-2014, The Dojo Foundation All Rights Reserved.
 * Available via the MIT or new BSD license.
 * see: http://github.com/jrburke/almond for details
 */
//Going sloppy to avoid 'use strict' string cost, but strict practices should
//be followed.
/*jslint sloppy: true */
/*global setTimeout: false */

var requirejs, require, define;
(function (undef) {
    var main, req, makeMap, handlers,
        defined = {},
        waiting = {},
        config = {},
        defining = {},
        hasOwn = Object.prototype.hasOwnProperty,
        aps = [].slice,
        jsSuffixRegExp = /\.js$/;

    function hasProp(obj, prop) {
        return hasOwn.call(obj, prop);
    }

    /**
     * Given a relative module name, like ./something, normalize it to
     * a real name that can be mapped to a path.
     * @param {String} name the relative name
     * @param {String} baseName a real name that the name arg is relative
     * to.
     * @returns {String} normalized name
     */
    function normalize(name, baseName) {
        var nameParts, nameSegment, mapValue, foundMap, lastIndex,
            foundI, foundStarMap, starI, i, j, part,
            baseParts = baseName && baseName.split("/"),
            map = config.map,
            starMap = (map && map['*']) || {};

        //Adjust any relative paths.
        if (name && name.charAt(0) === ".") {
            //If have a base name, try to normalize against it,
            //otherwise, assume it is a top-level require that will
            //be relative to baseUrl in the end.
            if (baseName) {
                //Convert baseName to array, and lop off the last part,
                //so that . matches that "directory" and not name of the baseName's
                //module. For instance, baseName of "one/two/three", maps to
                //"one/two/three.js", but we want the directory, "one/two" for
                //this normalization.
                baseParts = baseParts.slice(0, baseParts.length - 1);
                name = name.split('/');
                lastIndex = name.length - 1;

                // Node .js allowance:
                if (config.nodeIdCompat && jsSuffixRegExp.test(name[lastIndex])) {
                    name[lastIndex] = name[lastIndex].replace(jsSuffixRegExp, '');
                }

                name = baseParts.concat(name);

                //start trimDots
                for (i = 0; i < name.length; i += 1) {
                    part = name[i];
                    if (part === ".") {
                        name.splice(i, 1);
                        i -= 1;
                    } else if (part === "..") {
                        if (i === 1 && (name[2] === '..' || name[0] === '..')) {
                            //End of the line. Keep at least one non-dot
                            //path segment at the front so it can be mapped
                            //correctly to disk. Otherwise, there is likely
                            //no path mapping for a path starting with '..'.
                            //This can still fail, but catches the most reasonable
                            //uses of ..
                            break;
                        } else if (i > 0) {
                            name.splice(i - 1, 2);
                            i -= 2;
                        }
                    }
                }
                //end trimDots

                name = name.join("/");
            } else if (name.indexOf('./') === 0) {
                // No baseName, so this is ID is resolved relative
                // to baseUrl, pull off the leading dot.
                name = name.substring(2);
            }
        }

        //Apply map config if available.
        if ((baseParts || starMap) && map) {
            nameParts = name.split('/');

            for (i = nameParts.length; i > 0; i -= 1) {
                nameSegment = nameParts.slice(0, i).join("/");

                if (baseParts) {
                    //Find the longest baseName segment match in the config.
                    //So, do joins on the biggest to smallest lengths of baseParts.
                    for (j = baseParts.length; j > 0; j -= 1) {
                        mapValue = map[baseParts.slice(0, j).join('/')];

                        //baseName segment has  config, find if it has one for
                        //this name.
                        if (mapValue) {
                            mapValue = mapValue[nameSegment];
                            if (mapValue) {
                                //Match, update name to the new value.
                                foundMap = mapValue;
                                foundI = i;
                                break;
                            }
                        }
                    }
                }

                if (foundMap) {
                    break;
                }

                //Check for a star map match, but just hold on to it,
                //if there is a shorter segment match later in a matching
                //config, then favor over this star map.
                if (!foundStarMap && starMap && starMap[nameSegment]) {
                    foundStarMap = starMap[nameSegment];
                    starI = i;
                }
            }

            if (!foundMap && foundStarMap) {
                foundMap = foundStarMap;
                foundI = starI;
            }

            if (foundMap) {
                nameParts.splice(0, foundI, foundMap);
                name = nameParts.join('/');
            }
        }

        return name;
    }

    function makeRequire(relName, forceSync) {
        return function () {
            //A version of a require function that passes a moduleName
            //value for items that may need to
            //look up paths relative to the moduleName
            return req.apply(undef, aps.call(arguments, 0).concat([relName, forceSync]));
        };
    }

    function makeNormalize(relName) {
        return function (name) {
            return normalize(name, relName);
        };
    }

    function makeLoad(depName) {
        return function (value) {
            defined[depName] = value;
        };
    }

    function callDep(name) {
        if (hasProp(waiting, name)) {
            var args = waiting[name];
            delete waiting[name];
            defining[name] = true;
            main.apply(undef, args);
        }

        if (!hasProp(defined, name) && !hasProp(defining, name)) {
            throw new Error('No ' + name);
        }
        return defined[name];
    }

    //Turns a plugin!resource to [plugin, resource]
    //with the plugin being undefined if the name
    //did not have a plugin prefix.
    function splitPrefix(name) {
        var prefix,
            index = name ? name.indexOf('!') : -1;
        if (index > -1) {
            prefix = name.substring(0, index);
            name = name.substring(index + 1, name.length);
        }
        return [prefix, name];
    }

    /**
     * Makes a name map, normalizing the name, and using a plugin
     * for normalization if necessary. Grabs a ref to plugin
     * too, as an optimization.
     */
    makeMap = function (name, relName) {
        var plugin,
            parts = splitPrefix(name),
            prefix = parts[0];

        name = parts[1];

        if (prefix) {
            prefix = normalize(prefix, relName);
            plugin = callDep(prefix);
        }

        //Normalize according
        if (prefix) {
            if (plugin && plugin.normalize) {
                name = plugin.normalize(name, makeNormalize(relName));
            } else {
                name = normalize(name, relName);
            }
        } else {
            name = normalize(name, relName);
            parts = splitPrefix(name);
            prefix = parts[0];
            name = parts[1];
            if (prefix) {
                plugin = callDep(prefix);
            }
        }

        //Using ridiculous property names for space reasons
        return {
            f: prefix ? prefix + '!' + name : name, //fullName
            n: name,
            pr: prefix,
            p: plugin
        };
    };

    function makeConfig(name) {
        return function () {
            return (config && config.config && config.config[name]) || {};
        };
    }

    handlers = {
        require: function (name) {
            return makeRequire(name);
        },
        exports: function (name) {
            var e = defined[name];
            if (typeof e !== 'undefined') {
                return e;
            } else {
                return (defined[name] = {});
            }
        },
        module: function (name) {
            return {
                id: name,
                uri: '',
                exports: defined[name],
                config: makeConfig(name)
            };
        }
    };

    main = function (name, deps, callback, relName) {
        var cjsModule, depName, ret, map, i,
            args = [],
            callbackType = typeof callback,
            usingExports;

        //Use name if no relName
        relName = relName || name;

        //Call the callback to define the module, if necessary.
        if (callbackType === 'undefined' || callbackType === 'function') {
            //Pull out the defined dependencies and pass the ordered
            //values to the callback.
            //Default to [require, exports, module] if no deps
            deps = !deps.length && callback.length ? ['require', 'exports', 'module'] : deps;
            for (i = 0; i < deps.length; i += 1) {
                map = makeMap(deps[i], relName);
                depName = map.f;

                //Fast path CommonJS standard dependencies.
                if (depName === "require") {
                    args[i] = handlers.require(name);
                } else if (depName === "exports") {
                    //CommonJS module spec 1.1
                    args[i] = handlers.exports(name);
                    usingExports = true;
                } else if (depName === "module") {
                    //CommonJS module spec 1.1
                    cjsModule = args[i] = handlers.module(name);
                } else if (hasProp(defined, depName) ||
                           hasProp(waiting, depName) ||
                           hasProp(defining, depName)) {
                    args[i] = callDep(depName);
                } else if (map.p) {
                    map.p.load(map.n, makeRequire(relName, true), makeLoad(depName), {});
                    args[i] = defined[depName];
                } else {
                    throw new Error(name + ' missing ' + depName);
                }
            }

            ret = callback ? callback.apply(defined[name], args) : undefined;

            if (name) {
                //If setting exports via "module" is in play,
                //favor that over return value and exports. After that,
                //favor a non-undefined return value over exports use.
                if (cjsModule && cjsModule.exports !== undef &&
                        cjsModule.exports !== defined[name]) {
                    defined[name] = cjsModule.exports;
                } else if (ret !== undef || !usingExports) {
                    //Use the return value from the function.
                    defined[name] = ret;
                }
            }
        } else if (name) {
            //May just be an object definition for the module. Only
            //worry about defining if have a module name.
            defined[name] = callback;
        }
    };

    requirejs = require = req = function (deps, callback, relName, forceSync, alt) {
        if (typeof deps === "string") {
            if (handlers[deps]) {
                //callback in this case is really relName
                return handlers[deps](callback);
            }
            //Just return the module wanted. In this scenario, the
            //deps arg is the module name, and second arg (if passed)
            //is just the relName.
            //Normalize module name, if it contains . or ..
            return callDep(makeMap(deps, callback).f);
        } else if (!deps.splice) {
            //deps is a config object, not an array.
            config = deps;
            if (config.deps) {
                req(config.deps, config.callback);
            }
            if (!callback) {
                return;
            }

            if (callback.splice) {
                //callback is an array, which means it is a dependency list.
                //Adjust args if there are dependencies
                deps = callback;
                callback = relName;
                relName = null;
            } else {
                deps = undef;
            }
        }

        //Support require(['a'])
        callback = callback || function () {};

        //If relName is a function, it is an errback handler,
        //so remove it.
        if (typeof relName === 'function') {
            relName = forceSync;
            forceSync = alt;
        }

        //Simulate async callback;
        if (forceSync) {
            main(undef, deps, callback, relName);
        } else {
            //Using a non-zero value because of concern for what old browsers
            //do, and latest browsers "upgrade" to 4 if lower value is used:
            //http://www.whatwg.org/specs/web-apps/current-work/multipage/timers.html#dom-windowtimers-settimeout:
            //If want a value immediately, use require('id') instead -- something
            //that works in almond on the global level, but not guaranteed and
            //unlikely to work in other AMD implementations.
            setTimeout(function () {
                main(undef, deps, callback, relName);
            }, 4);
        }

        return req;
    };

    /**
     * Just drops the config on the floor, but returns req in case
     * the config return value is used.
     */
    req.config = function (cfg) {
        return req(cfg);
    };

    /**
     * Expose module registry for debugging and tooling
     */
    requirejs._defined = defined;

    define = function (name, deps, callback) {

        //This module may not have dependencies
        if (!deps.splice) {
            //deps is not an array, so probably means
            //an object literal or factory function for
            //the value. Adjust args.
            callback = deps;
            deps = [];
        }

        if (!hasProp(defined, name) && !hasProp(waiting, name)) {
            waiting[name] = [name, deps, callback];
        }
    };

    define.amd = {
        jQuery: true
    };
}());

S2.requirejs = requirejs;S2.require = require;S2.define = define;
}
}());
S2.define("almond", function(){});

/* global jQuery:false, $:false */
S2.define('jquery',[],function () {
  var _$ = jQuery || $;

  if (_$ == null && console && console.error) {
    console.error(
      'Select2: An instance of jQuery or a jQuery-compatible library was not ' +
      'found. Make sure that you are including jQuery before Select2 on your ' +
      'web page.'
    );
  }

  return _$;
});

S2.define('select2/utils',[
  'jquery'
], function ($) {
  var Utils = {};

  Utils.Extend = function (ChildClass, SuperClass) {
    var __hasProp = {}.hasOwnProperty;

    function BaseConstructor () {
      this.constructor = ChildClass;
    }

    for (var key in SuperClass) {
      if (__hasProp.call(SuperClass, key)) {
        ChildClass[key] = SuperClass[key];
      }
    }

    BaseConstructor.prototype = SuperClass.prototype;
    ChildClass.prototype = new BaseConstructor();
    ChildClass.__super__ = SuperClass.prototype;

    return ChildClass;
  };

  function getMethods (theClass) {
    var proto = theClass.prototype;

    var methods = [];

    for (var methodName in proto) {
      var m = proto[methodName];

      if (typeof m !== 'function') {
        continue;
      }

      if (methodName === 'constructor') {
        continue;
      }

      methods.push(methodName);
    }

    return methods;
  }

  Utils.Decorate = function (SuperClass, DecoratorClass) {
    var decoratedMethods = getMethods(DecoratorClass);
    var superMethods = getMethods(SuperClass);

    function DecoratedClass () {
      var unshift = Array.prototype.unshift;

      var argCount = DecoratorClass.prototype.constructor.length;

      var calledConstructor = SuperClass.prototype.constructor;

      if (argCount > 0) {
        unshift.call(arguments, SuperClass.prototype.constructor);

        calledConstructor = DecoratorClass.prototype.constructor;
      }

      calledConstructor.apply(this, arguments);
    }

    DecoratorClass.displayName = SuperClass.displayName;

    function ctr () {
      this.constructor = DecoratedClass;
    }

    DecoratedClass.prototype = new ctr();

    for (var m = 0; m < superMethods.length; m++) {
        var superMethod = superMethods[m];

        DecoratedClass.prototype[superMethod] =
          SuperClass.prototype[superMethod];
    }

    var calledMethod = function (methodName) {
      // Stub out the original method if it's not decorating an actual method
      var originalMethod = function () {};

      if (methodName in DecoratedClass.prototype) {
        originalMethod = DecoratedClass.prototype[methodName];
      }

      var decoratedMethod = DecoratorClass.prototype[methodName];

      return function () {
        var unshift = Array.prototype.unshift;

        unshift.call(arguments, originalMethod);

        return decoratedMethod.apply(this, arguments);
      };
    };

    for (var d = 0; d < decoratedMethods.length; d++) {
      var decoratedMethod = decoratedMethods[d];

      DecoratedClass.prototype[decoratedMethod] = calledMethod(decoratedMethod);
    }

    return DecoratedClass;
  };

  var Observable = function () {
    this.listeners = {};
  };

  Observable.prototype.on = function (event, callback) {
    this.listeners = this.listeners || {};

    if (event in this.listeners) {
      this.listeners[event].push(callback);
    } else {
      this.listeners[event] = [callback];
    }
  };

  Observable.prototype.trigger = function (event) {
    var slice = Array.prototype.slice;

    this.listeners = this.listeners || {};

    if (event in this.listeners) {
      this.invoke(this.listeners[event], slice.call(arguments, 1));
    }

    if ('*' in this.listeners) {
      this.invoke(this.listeners['*'], arguments);
    }
  };

  Observable.prototype.invoke = function (listeners, params) {
    for (var i = 0, len = listeners.length; i < len; i++) {
      listeners[i].apply(this, params);
    }
  };

  Utils.Observable = Observable;

  Utils.generateChars = function (length) {
    var chars = '';

    for (var i = 0; i < length; i++) {
      var randomChar = Math.floor(Math.random() * 36);
      chars += randomChar.toString(36);
    }

    return chars;
  };

  Utils.bind = function (func, context) {
    return function () {
      func.apply(context, arguments);
    };
  };

  Utils._convertData = function (data) {
    for (var originalKey in data) {
      var keys = originalKey.split('-');

      var dataLevel = data;

      if (keys.length === 1) {
        continue;
      }

      for (var k = 0; k < keys.length; k++) {
        var key = keys[k];

        // Lowercase the first letter
        // By default, dash-separated becomes camelCase
        key = key.substring(0, 1).toLowerCase() + key.substring(1);

        if (!(key in dataLevel)) {
          dataLevel[key] = {};
        }

        if (k == keys.length - 1) {
          dataLevel[key] = data[originalKey];
        }

        dataLevel = dataLevel[key];
      }

      delete data[originalKey];
    }

    return data;
  };

  Utils.hasScroll = function (index, el) {
    // Adapted from the function created by @ShadowScripter
    // and adapted by @BillBarry on the Stack Exchange Code Review website.
    // The original code can be found at
    // http://codereview.stackexchange.com/q/13338
    // and was designed to be used with the Sizzle selector engine.

    var $el = $(el);
    var overflowX = el.style.overflowX;
    var overflowY = el.style.overflowY;

    //Check both x and y declarations
    if (overflowX === overflowY &&
        (overflowY === 'hidden' || overflowY === 'visible')) {
      return false;
    }

    if (overflowX === 'scroll' || overflowY === 'scroll') {
      return true;
    }

    return ($el.innerHeight() < el.scrollHeight ||
      $el.innerWidth() < el.scrollWidth);
  };

  Utils.escapeMarkup = function (markup) {
    var replaceMap = {
      '\\': '&#92;',
      '&': '&amp;',
      '<': '&lt;',
      '>': '&gt;',
      '"': '&quot;',
      '\'': '&#39;',
      '/': '&#47;'
    };

    // Do not try to escape the markup if it's not a string
    if (typeof markup !== 'string') {
      return markup;
    }

    return String(markup).replace(/[&<>"'\/\\]/g, function (match) {
      return replaceMap[match];
    });
  };

  // Append an array of jQuery nodes to a given element.
  Utils.appendMany = function ($element, $nodes) {
    // jQuery 1.7.x does not support $.fn.append() with an array
    // Fall back to a jQuery object collection using $.fn.add()
    if ($.fn.jquery.substr(0, 3) === '1.7') {
      var $jqNodes = $();

      $.map($nodes, function (node) {
        $jqNodes = $jqNodes.add(node);
      });

      $nodes = $jqNodes;
    }

    $element.append($nodes);
  };

  return Utils;
});

S2.define('select2/results',[
  'jquery',
  './utils'
], function ($, Utils) {
  function Results ($element, options, dataAdapter) {
    this.$element = $element;
    this.data = dataAdapter;
    this.options = options;

    Results.__super__.constructor.call(this);
  }

  Utils.Extend(Results, Utils.Observable);

  Results.prototype.render = function () {
    var $results = $(
      '<ul class="select2-results__options" role="tree"></ul>'
    );

    if (this.options.get('multiple')) {
      $results.attr('aria-multiselectable', 'true');
    }

    this.$results = $results;

    return $results;
  };

  Results.prototype.clear = function () {
    this.$results.empty();
  };

  Results.prototype.displayMessage = function (params) {
    var escapeMarkup = this.options.get('escapeMarkup');

    this.clear();
    this.hideLoading();

    var $message = $(
      '<li role="treeitem" class="select2-results__option"></li>'
    );

    var message = this.options.get('translations').get(params.message);

    $message.append(
      escapeMarkup(
        message(params.args)
      )
    );

    this.$results.append($message);
  };

  Results.prototype.append = function (data) {
    this.hideLoading();

    var $options = [];

    if (data.results == null || data.results.length === 0) {
      if (this.$results.children().length === 0) {
        this.trigger('results:message', {
          message: 'noResults'
        });
      }

      return;
    }

    data.results = this.sort(data.results);

    for (var d = 0; d < data.results.length; d++) {
      var item = data.results[d];

      var $option = this.option(item);

      $options.push($option);
    }

    this.$results.append($options);
  };

  Results.prototype.position = function ($results, $dropdown) {
    var $resultsContainer = $dropdown.find('.select2-results');
    $resultsContainer.append($results);
  };

  Results.prototype.sort = function (data) {
    var sorter = this.options.get('sorter');

    return sorter(data);
  };

  Results.prototype.setClasses = function () {
    var self = this;

    this.data.current(function (selected) {
      var selectedIds = $.map(selected, function (s) {
        return s.id.toString();
      });

      var $options = self.$results
        .find('.select2-results__option[aria-selected]');

      $options.each(function () {
        var $option = $(this);

        var item = $.data(this, 'data');

        // id needs to be converted to a string when comparing
        var id = '' + item.id;

        if ((item.element != null && item.element.selected) ||
            (item.element == null && $.inArray(id, selectedIds) > -1)) {
          $option.attr('aria-selected', 'true');
        } else {
          $option.attr('aria-selected', 'false');
        }
      });

      var $selected = $options.filter('[aria-selected=true]');

      // Check if there are any selected options
      if ($selected.length > 0) {
        // If there are selected options, highlight the first
        $selected.first().trigger('mouseenter');
      } else {
        // If there are no selected options, highlight the first option
        // in the dropdown
        $options.first().trigger('mouseenter');
      }
    });
  };

  Results.prototype.showLoading = function (params) {
    this.hideLoading();

    var loadingMore = this.options.get('translations').get('searching');

    var loading = {
      disabled: true,
      loading: true,
      text: loadingMore(params)
    };
    var $loading = this.option(loading);
    $loading.className += ' loading-results';

    this.$results.prepend($loading);
  };

  Results.prototype.hideLoading = function () {
    this.$results.find('.loading-results').remove();
  };

  Results.prototype.option = function (data) {
    var option = document.createElement('li');
    option.className = 'select2-results__option';

    var attrs = {
      'role': 'treeitem',
      'aria-selected': 'false'
    };

    if (data.disabled) {
      delete attrs['aria-selected'];
      attrs['aria-disabled'] = 'true';
    }

    if (data.id == null) {
      delete attrs['aria-selected'];
    }

    if (data._resultId != null) {
      option.id = data._resultId;
    }

    if (data.title) {
      option.title = data.title;
    }

    if (data.children) {
      attrs.role = 'group';
      attrs['aria-label'] = data.text;
      delete attrs['aria-selected'];
    }

    for (var attr in attrs) {
      var val = attrs[attr];

      option.setAttribute(attr, val);
    }

    if (data.children) {
      var $option = $(option);

      var label = document.createElement('strong');
      label.className = 'select2-results__group';

      var $label = $(label);
      this.template(data, label);

      var $children = [];

      for (var c = 0; c < data.children.length; c++) {
        var child = data.children[c];

        var $child = this.option(child);

        $children.push($child);
      }

      var $childrenContainer = $('<ul></ul>', {
        'class': 'select2-results__options select2-results__options--nested'
      });

      $childrenContainer.append($children);

      $option.append(label);
      $option.append($childrenContainer);
    } else {
      this.template(data, option);
    }

    $.data(option, 'data', data);

    return option;
  };

  Results.prototype.bind = function (container, $container) {
    var self = this;

    var id = container.id + '-results';

    this.$results.attr('id', id);

    container.on('results:all', function (params) {
      self.clear();
      self.append(params.data);

      if (container.isOpen()) {
        self.setClasses();
      }
    });

    container.on('results:append', function (params) {
      self.append(params.data);

      if (container.isOpen()) {
        self.setClasses();
      }
    });

    container.on('query', function (params) {
      self.showLoading(params);
    });

    container.on('select', function () {
      if (!container.isOpen()) {
        return;
      }

      self.setClasses();
    });

    container.on('unselect', function () {
      if (!container.isOpen()) {
        return;
      }

      self.setClasses();
    });

    container.on('open', function () {
      // When the dropdown is open, aria-expended="true"
      self.$results.attr('aria-expanded', 'true');
      self.$results.attr('aria-hidden', 'false');

      self.setClasses();
      self.ensureHighlightVisible();
    });

    container.on('close', function () {
      // When the dropdown is closed, aria-expended="false"
      self.$results.attr('aria-expanded', 'false');
      self.$results.attr('aria-hidden', 'true');
      self.$results.removeAttr('aria-activedescendant');
    });

    container.on('results:toggle', function () {
      var $highlighted = self.getHighlightedResults();

      if ($highlighted.length === 0) {
        return;
      }

      $highlighted.trigger('mouseup');
    });

    container.on('results:select', function () {
      var $highlighted = self.getHighlightedResults();

      if ($highlighted.length === 0) {
        return;
      }

      var data = $highlighted.data('data');

      if ($highlighted.attr('aria-selected') == 'true') {
        self.trigger('close');
      } else {
        self.trigger('select', {
          data: data
        });
      }
    });

    container.on('results:previous', function () {
      var $highlighted = self.getHighlightedResults();

      var $options = self.$results.find('[aria-selected]');

      var currentIndex = $options.index($highlighted);

      // If we are already at te top, don't move further
      if (currentIndex === 0) {
        return;
      }

      var nextIndex = currentIndex - 1;

      // If none are highlighted, highlight the first
      if ($highlighted.length === 0) {
        nextIndex = 0;
      }

      var $next = $options.eq(nextIndex);

      $next.trigger('mouseenter');

      var currentOffset = self.$results.offset().top;
      var nextTop = $next.offset().top;
      var nextOffset = self.$results.scrollTop() + (nextTop - currentOffset);

      if (nextIndex === 0) {
        self.$results.scrollTop(0);
      } else if (nextTop - currentOffset < 0) {
        self.$results.scrollTop(nextOffset);
      }
    });

    container.on('results:next', function () {
      var $highlighted = self.getHighlightedResults();

      var $options = self.$results.find('[aria-selected]');

      var currentIndex = $options.index($highlighted);

      var nextIndex = currentIndex + 1;

      // If we are at the last option, stay there
      if (nextIndex >= $options.length) {
        return;
      }

      var $next = $options.eq(nextIndex);

      $next.trigger('mouseenter');

      var currentOffset = self.$results.offset().top +
        self.$results.outerHeight(false);
      var nextBottom = $next.offset().top + $next.outerHeight(false);
      var nextOffset = self.$results.scrollTop() + nextBottom - currentOffset;

      if (nextIndex === 0) {
        self.$results.scrollTop(0);
      } else if (nextBottom > currentOffset) {
        self.$results.scrollTop(nextOffset);
      }
    });

    container.on('results:focus', function (params) {
      params.element.addClass('select2-results__option--highlighted');
    });

    container.on('results:message', function (params) {
      self.displayMessage(params);
    });

    if ($.fn.mousewheel) {
      this.$results.on('mousewheel', function (e) {
        var top = self.$results.scrollTop();

        var bottom = (
          self.$results.get(0).scrollHeight -
          self.$results.scrollTop() +
          e.deltaY
        );

        var isAtTop = e.deltaY > 0 && top - e.deltaY <= 0;
        var isAtBottom = e.deltaY < 0 && bottom <= self.$results.height();

        if (isAtTop) {
          self.$results.scrollTop(0);

          e.preventDefault();
          e.stopPropagation();
        } else if (isAtBottom) {
          self.$results.scrollTop(
            self.$results.get(0).scrollHeight - self.$results.height()
          );

          e.preventDefault();
          e.stopPropagation();
        }
      });
    }

    this.$results.on('mouseup', '.select2-results__option[aria-selected]',
      function (evt) {
      var $this = $(this);

      var data = $this.data('data');

      if ($this.attr('aria-selected') === 'true') {
        if (self.options.get('multiple')) {
          self.trigger('unselect', {
            originalEvent: evt,
            data: data
          });
        } else {
          self.trigger('close');
        }

        return;
      }

      self.trigger('select', {
        originalEvent: evt,
        data: data
      });
    });

    this.$results.on('mouseenter', '.select2-results__option[aria-selected]',
      function (evt) {
      var data = $(this).data('data');

      self.getHighlightedResults()
          .removeClass('select2-results__option--highlighted');

      self.trigger('results:focus', {
        data: data,
        element: $(this)
      });
    });
  };

  Results.prototype.getHighlightedResults = function () {
    var $highlighted = this.$results
    .find('.select2-results__option--highlighted');

    return $highlighted;
  };

  Results.prototype.destroy = function () {
    this.$results.remove();
  };

  Results.prototype.ensureHighlightVisible = function () {
    var $highlighted = this.getHighlightedResults();

    if ($highlighted.length === 0) {
      return;
    }

    var $options = this.$results.find('[aria-selected]');

    var currentIndex = $options.index($highlighted);

    var currentOffset = this.$results.offset().top;
    var nextTop = $highlighted.offset().top;
    var nextOffset = this.$results.scrollTop() + (nextTop - currentOffset);

    var offsetDelta = nextTop - currentOffset;
    nextOffset -= $highlighted.outerHeight(false) * 2;

    if (currentIndex <= 2) {
      this.$results.scrollTop(0);
    } else if (offsetDelta > this.$results.outerHeight() || offsetDelta < 0) {
      this.$results.scrollTop(nextOffset);
    }
  };

  Results.prototype.template = function (result, container) {
    var template = this.options.get('templateResult');
    var escapeMarkup = this.options.get('escapeMarkup');

    var content = template(result);

    if (content == null) {
      container.style.display = 'none';
    } else if (typeof content === 'string') {
      container.innerHTML = escapeMarkup(content);
    } else {
      $(container).append(content);
    }
  };

  return Results;
});

S2.define('select2/keys',[

], function () {
  var KEYS = {
    BACKSPACE: 8,
    TAB: 9,
    ENTER: 13,
    SHIFT: 16,
    CTRL: 17,
    ALT: 18,
    ESC: 27,
    SPACE: 32,
    PAGE_UP: 33,
    PAGE_DOWN: 34,
    END: 35,
    HOME: 36,
    LEFT: 37,
    UP: 38,
    RIGHT: 39,
    DOWN: 40,
    DELETE: 46
  };

  return KEYS;
});

S2.define('select2/selection/base',[
  'jquery',
  '../utils',
  '../keys'
], function ($, Utils, KEYS) {
  function BaseSelection ($element, options) {
    this.$element = $element;
    this.options = options;

    BaseSelection.__super__.constructor.call(this);
  }

  Utils.Extend(BaseSelection, Utils.Observable);

  BaseSelection.prototype.render = function () {
    var $selection = $(
      '<span class="select2-selection" role="combobox" ' +
      'aria-autocomplete="list" aria-haspopup="true" aria-expanded="false">' +
      '</span>'
    );

    this._tabindex = 0;

    if (this.$element.data('old-tabindex') != null) {
      this._tabindex = this.$element.data('old-tabindex');
    } else if (this.$element.attr('tabindex') != null) {
      this._tabindex = this.$element.attr('tabindex');
    }

    $selection.attr('title', this.$element.attr('title'));
    $selection.attr('tabindex', this._tabindex);

    this.$selection = $selection;

    return $selection;
  };

  BaseSelection.prototype.bind = function (container, $container) {
    var self = this;

    var id = container.id + '-container';
    var resultsId = container.id + '-results';

    this.container = container;

    this.$selection.on('focus', function (evt) {
      self.trigger('focus', evt);
    });

    this.$selection.on('blur', function (evt) {
      self.trigger('blur', evt);
    });

    this.$selection.on('keydown', function (evt) {
      self.trigger('keypress', evt);

      if (evt.which === KEYS.SPACE) {
        evt.preventDefault();
      }
    });

    container.on('results:focus', function (params) {
      self.$selection.attr('aria-activedescendant', params.data._resultId);
    });

    container.on('selection:update', function (params) {
      self.update(params.data);
    });

    container.on('open', function () {
      // When the dropdown is open, aria-expanded="true"
      self.$selection.attr('aria-expanded', 'true');
      self.$selection.attr('aria-owns', resultsId);

      self._attachCloseHandler(container);
    });

    container.on('close', function () {
      // When the dropdown is closed, aria-expanded="false"
      self.$selection.attr('aria-expanded', 'false');
      self.$selection.removeAttr('aria-activedescendant');
      self.$selection.removeAttr('aria-owns');

      self.$selection.focus();

      self._detachCloseHandler(container);
    });

    container.on('enable', function () {
      self.$selection.attr('tabindex', self._tabindex);
    });

    container.on('disable', function () {
      self.$selection.attr('tabindex', '-1');
    });
  };

  BaseSelection.prototype._attachCloseHandler = function (container) {
    var self = this;

    $(document.body).on('mousedown.select2.' + container.id, function (e) {
      var $target = $(e.target);

      var $select = $target.closest('.select2');

      var $all = $('.select2.select2-container--open');

      $all.each(function () {
        var $this = $(this);

        if (this == $select[0]) {
          return;
        }

        var $element = $this.data('element');

        $element.select2('close');
      });
    });
  };

  BaseSelection.prototype._detachCloseHandler = function (container) {
    $(document.body).off('mousedown.select2.' + container.id);
  };

  BaseSelection.prototype.position = function ($selection, $container) {
    var $selectionContainer = $container.find('.selection');
    $selectionContainer.append($selection);
  };

  BaseSelection.prototype.destroy = function () {
    this._detachCloseHandler(this.container);
  };

  BaseSelection.prototype.update = function (data) {
    throw new Error('The `update` method must be defined in child classes.');
  };

  return BaseSelection;
});

S2.define('select2/selection/single',[
  'jquery',
  './base',
  '../utils',
  '../keys'
], function ($, BaseSelection, Utils, KEYS) {
  function SingleSelection () {
    SingleSelection.__super__.constructor.apply(this, arguments);
  }

  Utils.Extend(SingleSelection, BaseSelection);

  SingleSelection.prototype.render = function () {
    var $selection = SingleSelection.__super__.render.call(this);

    $selection.addClass('select2-selection--single');

    $selection.html(
      '<span class="select2-selection__rendered"></span>' +
      '<span class="select2-selection__arrow" role="presentation">' +
        '<b role="presentation"></b>' +
      '</span>'
    );

    return $selection;
  };

  SingleSelection.prototype.bind = function (container, $container) {
    var self = this;

    SingleSelection.__super__.bind.apply(this, arguments);

    var id = container.id + '-container';

    this.$selection.find('.select2-selection__rendered').attr('id', id);
    this.$selection.attr('aria-labelledby', id);

    this.$selection.on('mousedown', function (evt) {
      // Only respond to left clicks
      if (evt.which !== 1) {
        return;
      }

      self.trigger('toggle', {
        originalEvent: evt
      });
    });

    this.$selection.on('focus', function (evt) {
      // User focuses on the container
    });

    this.$selection.on('blur', function (evt) {
      // User exits the container
    });

    container.on('selection:update', function (params) {
      self.update(params.data);
    });
  };

  SingleSelection.prototype.clear = function () {
    this.$selection.find('.select2-selection__rendered').empty();
  };

  SingleSelection.prototype.display = function (data) {
    var template = this.options.get('templateSelection');
    var escapeMarkup = this.options.get('escapeMarkup');

    return escapeMarkup(template(data));
  };

  SingleSelection.prototype.selectionContainer = function () {
    return $('<span></span>');
  };

  SingleSelection.prototype.update = function (data) {
    if (data.length === 0) {
      this.clear();
      return;
    }

    var selection = data[0];

    var formatted = this.display(selection);

    var $rendered = this.$selection.find('.select2-selection__rendered');
    $rendered.empty().append(formatted);
    $rendered.prop('title', selection.title || selection.text);
  };

  return SingleSelection;
});

S2.define('select2/selection/multiple',[
  'jquery',
  './base',
  '../utils'
], function ($, BaseSelection, Utils) {
  function MultipleSelection ($element, options) {
    MultipleSelection.__super__.constructor.apply(this, arguments);
  }

  Utils.Extend(MultipleSelection, BaseSelection);

  MultipleSelection.prototype.render = function () {
    var $selection = MultipleSelection.__super__.render.call(this);

    $selection.addClass('select2-selection--multiple');

    $selection.html(
      '<ul class="select2-selection__rendered"></ul>'
    );

    return $selection;
  };

  MultipleSelection.prototype.bind = function (container, $container) {
    var self = this;

    MultipleSelection.__super__.bind.apply(this, arguments);

    this.$selection.on('click', function (evt) {
      self.trigger('toggle', {
        originalEvent: evt
      });
    });

    this.$selection.on('click', '.select2-selection__choice__remove',
      function (evt) {
      var $remove = $(this);
      var $selection = $remove.parent();

      var data = $selection.data('data');

      self.trigger('unselect', {
        originalEvent: evt,
        data: data
      });
    });
  };

  MultipleSelection.prototype.clear = function () {
    this.$selection.find('.select2-selection__rendered').empty();
  };

  MultipleSelection.prototype.display = function (data) {
    var template = this.options.get('templateSelection');
    var escapeMarkup = this.options.get('escapeMarkup');

    return escapeMarkup(template(data));
  };

  MultipleSelection.prototype.selectionContainer = function () {
    var $container = $(
      '<li class="select2-selection__choice">' +
        '<span class="select2-selection__choice__remove" role="presentation">' +
          '&times;' +
        '</span>' +
      '</li>'
    );

    return $container;
  };

  MultipleSelection.prototype.update = function (data) {
    this.clear();

    if (data.length === 0) {
      return;
    }

    var $selections = [];

    for (var d = 0; d < data.length; d++) {
      var selection = data[d];

      var formatted = this.display(selection);
      var $selection = this.selectionContainer();

      $selection.append(formatted);
      $selection.prop('title', selection.title || selection.text);

      $selection.data('data', selection);

      $selections.push($selection);
    }

    var $rendered = this.$selection.find('.select2-selection__rendered');

    Utils.appendMany($rendered, $selections);
  };

  return MultipleSelection;
});

S2.define('select2/selection/placeholder',[
  '../utils'
], function (Utils) {
  function Placeholder (decorated, $element, options) {
    this.placeholder = this.normalizePlaceholder(options.get('placeholder'));

    decorated.call(this, $element, options);
  }

  Placeholder.prototype.normalizePlaceholder = function (_, placeholder) {
    if (typeof placeholder === 'string') {
      placeholder = {
        id: '',
        text: placeholder
      };
    }

    return placeholder;
  };

  Placeholder.prototype.createPlaceholder = function (decorated, placeholder) {
    var $placeholder = this.selectionContainer();

    $placeholder.html(this.display(placeholder));
    $placeholder.addClass('select2-selection__placeholder')
                .removeClass('select2-selection__choice');

    return $placeholder;
  };

  Placeholder.prototype.update = function (decorated, data) {
    var singlePlaceholder = (
      data.length == 1 && data[0].id != this.placeholder.id
    );
    var multipleSelections = data.length > 1;

    if (multipleSelections || singlePlaceholder) {
      return decorated.call(this, data);
    }

    this.clear();

    var $placeholder = this.createPlaceholder(this.placeholder);

    this.$selection.find('.select2-selection__rendered').append($placeholder);
  };

  return Placeholder;
});

S2.define('select2/selection/allowClear',[
  'jquery',
  '../keys'
], function ($, KEYS) {
  function AllowClear () { }

  AllowClear.prototype.bind = function (decorated, container, $container) {
    var self = this;

    decorated.call(this, container, $container);

    if (this.placeholder == null) {
      if (this.options.get('debug') && window.console && console.error) {
        console.error(
          'Select2: The `allowClear` option should be used in combination ' +
          'with the `placeholder` option.'
        );
      }
    }

    this.$selection.on('mousedown', '.select2-selection__clear',
      function (evt) {
        self._handleClear(evt);
    });

    container.on('keypress', function (evt) {
      self._handleKeyboardClear(evt, container);
    });
  };

  AllowClear.prototype._handleClear = function (_, evt) {
    // Ignore the event if it is disabled
    if (this.options.get('disabled')) {
      return;
    }

    var $clear = this.$selection.find('.select2-selection__clear');

    // Ignore the event if nothing has been selected
    if ($clear.length === 0) {
      return;
    }

    evt.stopPropagation();

    var data = $clear.data('data');

    for (var d = 0; d < data.length; d++) {
      var unselectData = {
        data: data[d]
      };

      // Trigger the `unselect` event, so people can prevent it from being
      // cleared.
      this.trigger('unselect', unselectData);

      // If the event was prevented, don't clear it out.
      if (unselectData.prevented) {
        return;
      }
    }

    this.$element.val(this.placeholder.id).trigger('change');

    this.trigger('toggle');
  };

  AllowClear.prototype._handleKeyboardClear = function (_, evt, container) {
    if (container.isOpen()) {
      return;
    }

    if (evt.which == KEYS.DELETE || evt.which == KEYS.BACKSPACE) {
      this._handleClear(evt);
    }
  };

  AllowClear.prototype.update = function (decorated, data) {
    decorated.call(this, data);

    if (this.$selection.find('.select2-selection__placeholder').length > 0 ||
        data.length === 0) {
      return;
    }

    var $remove = $(
      '<span class="select2-selection__clear">' +
        '&times;' +
      '</span>'
    );
    $remove.data('data', data);

    this.$selection.find('.select2-selection__rendered').prepend($remove);
  };

  return AllowClear;
});

S2.define('select2/selection/search',[
  'jquery',
  '../utils',
  '../keys'
], function ($, Utils, KEYS) {
  function Search (decorated, $element, options) {
    decorated.call(this, $element, options);
  }

  Search.prototype.render = function (decorated) {
    var $search = $(
      '<li class="select2-search select2-search--inline">' +
        '<input class="select2-search__field" type="search" tabindex="-1"' +
        ' autocomplete="off" autocorrect="off" autocapitalize="off"' +
        ' spellcheck="false" role="textbox" />' +
      '</li>'
    );

    this.$searchContainer = $search;
    this.$search = $search.find('input');

    var $rendered = decorated.call(this);

    return $rendered;
  };

  Search.prototype.bind = function (decorated, container, $container) {
    var self = this;

    decorated.call(this, container, $container);

    container.on('open', function () {
      self.$search.attr('tabindex', 0);

      self.$search.focus();
    });

    container.on('close', function () {
      self.$search.attr('tabindex', -1);

      self.$search.val('');
      self.$search.focus();
    });

    container.on('enable', function () {
      self.$search.prop('disabled', false);
    });

    container.on('disable', function () {
      self.$search.prop('disabled', true);
    });

    this.$selection.on('focusin', '.select2-search--inline', function (evt) {
      self.trigger('focus', evt);
    });

    this.$selection.on('focusout', '.select2-search--inline', function (evt) {
      self.trigger('blur', evt);
    });

    this.$selection.on('keydown', '.select2-search--inline', function (evt) {
      evt.stopPropagation();

      self.trigger('keypress', evt);

      self._keyUpPrevented = evt.isDefaultPrevented();

      var key = evt.which;

      if (key === KEYS.BACKSPACE && self.$search.val() === '') {
        var $previousChoice = self.$searchContainer
          .prev('.select2-selection__choice');

        if ($previousChoice.length > 0) {
          var item = $previousChoice.data('data');

          self.searchRemoveChoice(item);

          evt.preventDefault();
        }
      }
    });

    // Workaround for browsers which do not support the `input` event
    // This will prevent double-triggering of events for browsers which support
    // both the `keyup` and `input` events.
    this.$selection.on('input', '.select2-search--inline', function (evt) {
      // Unbind the duplicated `keyup` event
      self.$selection.off('keyup.search');
    });

    this.$selection.on('keyup.search input', '.select2-search--inline',
        function (evt) {
      self.handleSearch(evt);
    });
  };

  Search.prototype.createPlaceholder = function (decorated, placeholder) {
    this.$search.attr('placeholder', placeholder.text);
  };

  Search.prototype.update = function (decorated, data) {
    this.$search.attr('placeholder', '');

    decorated.call(this, data);

    this.$selection.find('.select2-selection__rendered')
                   .append(this.$searchContainer);

    this.resizeSearch();
  };

  Search.prototype.handleSearch = function () {
    this.resizeSearch();

    if (!this._keyUpPrevented) {
      var input = this.$search.val();

      this.trigger('query', {
        term: input
      });
    }

    this._keyUpPrevented = false;
  };

  Search.prototype.searchRemoveChoice = function (decorated, item) {
    this.trigger('unselect', {
      data: item
    });

    this.trigger('open');

    this.$search.val(item.text + ' ');
  };

  Search.prototype.resizeSearch = function () {
    this.$search.css('width', '25px');

    var width = '';

    if (this.$search.attr('placeholder') !== '') {
      width = this.$selection.find('.select2-selection__rendered').innerWidth();
    } else {
      var minimumWidth = this.$search.val().length + 1;

      width = (minimumWidth * 0.75) + 'em';
    }

    this.$search.css('width', width);
  };

  return Search;
});

S2.define('select2/selection/eventRelay',[
  'jquery'
], function ($) {
  function EventRelay () { }

  EventRelay.prototype.bind = function (decorated, container, $container) {
    var self = this;
    var relayEvents = [
      'open', 'opening',
      'close', 'closing',
      'select', 'selecting',
      'unselect', 'unselecting'
    ];

    var preventableEvents = ['opening', 'closing', 'selecting', 'unselecting'];

    decorated.call(this, container, $container);

    container.on('*', function (name, params) {
      // Ignore events that should not be relayed
      if ($.inArray(name, relayEvents) === -1) {
        return;
      }

      // The parameters should always be an object
      params = params || {};

      // Generate the jQuery event for the Select2 event
      var evt = $.Event('select2:' + name, {
        params: params
      });

      self.$element.trigger(evt);

      // Only handle preventable events if it was one
      if ($.inArray(name, preventableEvents) === -1) {
        return;
      }

      params.prevented = evt.isDefaultPrevented();
    });
  };

  return EventRelay;
});

S2.define('select2/translation',[
  'jquery',
  'require'
], function ($, require) {
  function Translation (dict) {
    this.dict = dict || {};
  }

  Translation.prototype.all = function () {
    return this.dict;
  };

  Translation.prototype.get = function (key) {
    return this.dict[key];
  };

  Translation.prototype.extend = function (translation) {
    this.dict = $.extend({}, translation.all(), this.dict);
  };

  // Static functions

  Translation._cache = {};

  Translation.loadPath = function (path) {
    if (!(path in Translation._cache)) {
      var translations = require(path);

      Translation._cache[path] = translations;
    }

    return new Translation(Translation._cache[path]);
  };

  return Translation;
});

S2.define('select2/diacritics',[

], function () {
  var diacritics = {
    '\u24B6': 'A',
    '\uFF21': 'A',
    '\u00C0': 'A',
    '\u00C1': 'A',
    '\u00C2': 'A',
    '\u1EA6': 'A',
    '\u1EA4': 'A',
    '\u1EAA': 'A',
    '\u1EA8': 'A',
    '\u00C3': 'A',
    '\u0100': 'A',
    '\u0102': 'A',
    '\u1EB0': 'A',
    '\u1EAE': 'A',
    '\u1EB4': 'A',
    '\u1EB2': 'A',
    '\u0226': 'A',
    '\u01E0': 'A',
    '\u00C4': 'A',
    '\u01DE': 'A',
    '\u1EA2': 'A',
    '\u00C5': 'A',
    '\u01FA': 'A',
    '\u01CD': 'A',
    '\u0200': 'A',
    '\u0202': 'A',
    '\u1EA0': 'A',
    '\u1EAC': 'A',
    '\u1EB6': 'A',
    '\u1E00': 'A',
    '\u0104': 'A',
    '\u023A': 'A',
    '\u2C6F': 'A',
    '\uA732': 'AA',
    '\u00C6': 'AE',
    '\u01FC': 'AE',
    '\u01E2': 'AE',
    '\uA734': 'AO',
    '\uA736': 'AU',
    '\uA738': 'AV',
    '\uA73A': 'AV',
    '\uA73C': 'AY',
    '\u24B7': 'B',
    '\uFF22': 'B',
    '\u1E02': 'B',
    '\u1E04': 'B',
    '\u1E06': 'B',
    '\u0243': 'B',
    '\u0182': 'B',
    '\u0181': 'B',
    '\u24B8': 'C',
    '\uFF23': 'C',
    '\u0106': 'C',
    '\u0108': 'C',
    '\u010A': 'C',
    '\u010C': 'C',
    '\u00C7': 'C',
    '\u1E08': 'C',
    '\u0187': 'C',
    '\u023B': 'C',
    '\uA73E': 'C',
    '\u24B9': 'D',
    '\uFF24': 'D',
    '\u1E0A': 'D',
    '\u010E': 'D',
    '\u1E0C': 'D',
    '\u1E10': 'D',
    '\u1E12': 'D',
    '\u1E0E': 'D',
    '\u0110': 'D',
    '\u018B': 'D',
    '\u018A': 'D',
    '\u0189': 'D',
    '\uA779': 'D',
    '\u01F1': 'DZ',
    '\u01C4': 'DZ',
    '\u01F2': 'Dz',
    '\u01C5': 'Dz',
    '\u24BA': 'E',
    '\uFF25': 'E',
    '\u00C8': 'E',
    '\u00C9': 'E',
    '\u00CA': 'E',
    '\u1EC0': 'E',
    '\u1EBE': 'E',
    '\u1EC4': 'E',
    '\u1EC2': 'E',
    '\u1EBC': 'E',
    '\u0112': 'E',
    '\u1E14': 'E',
    '\u1E16': 'E',
    '\u0114': 'E',
    '\u0116': 'E',
    '\u00CB': 'E',
    '\u1EBA': 'E',
    '\u011A': 'E',
    '\u0204': 'E',
    '\u0206': 'E',
    '\u1EB8': 'E',
    '\u1EC6': 'E',
    '\u0228': 'E',
    '\u1E1C': 'E',
    '\u0118': 'E',
    '\u1E18': 'E',
    '\u1E1A': 'E',
    '\u0190': 'E',
    '\u018E': 'E',
    '\u24BB': 'F',
    '\uFF26': 'F',
    '\u1E1E': 'F',
    '\u0191': 'F',
    '\uA77B': 'F',
    '\u24BC': 'G',
    '\uFF27': 'G',
    '\u01F4': 'G',
    '\u011C': 'G',
    '\u1E20': 'G',
    '\u011E': 'G',
    '\u0120': 'G',
    '\u01E6': 'G',
    '\u0122': 'G',
    '\u01E4': 'G',
    '\u0193': 'G',
    '\uA7A0': 'G',
    '\uA77D': 'G',
    '\uA77E': 'G',
    '\u24BD': 'H',
    '\uFF28': 'H',
    '\u0124': 'H',
    '\u1E22': 'H',
    '\u1E26': 'H',
    '\u021E': 'H',
    '\u1E24': 'H',
    '\u1E28': 'H',
    '\u1E2A': 'H',
    '\u0126': 'H',
    '\u2C67': 'H',
    '\u2C75': 'H',
    '\uA78D': 'H',
    '\u24BE': 'I',
    '\uFF29': 'I',
    '\u00CC': 'I',
    '\u00CD': 'I',
    '\u00CE': 'I',
    '\u0128': 'I',
    '\u012A': 'I',
    '\u012C': 'I',
    '\u0130': 'I',
    '\u00CF': 'I',
    '\u1E2E': 'I',
    '\u1EC8': 'I',
    '\u01CF': 'I',
    '\u0208': 'I',
    '\u020A': 'I',
    '\u1ECA': 'I',
    '\u012E': 'I',
    '\u1E2C': 'I',
    '\u0197': 'I',
    '\u24BF': 'J',
    '\uFF2A': 'J',
    '\u0134': 'J',
    '\u0248': 'J',
    '\u24C0': 'K',
    '\uFF2B': 'K',
    '\u1E30': 'K',
    '\u01E8': 'K',
    '\u1E32': 'K',
    '\u0136': 'K',
    '\u1E34': 'K',
    '\u0198': 'K',
    '\u2C69': 'K',
    '\uA740': 'K',
    '\uA742': 'K',
    '\uA744': 'K',
    '\uA7A2': 'K',
    '\u24C1': 'L',
    '\uFF2C': 'L',
    '\u013F': 'L',
    '\u0139': 'L',
    '\u013D': 'L',
    '\u1E36': 'L',
    '\u1E38': 'L',
    '\u013B': 'L',
    '\u1E3C': 'L',
    '\u1E3A': 'L',
    '\u0141': 'L',
    '\u023D': 'L',
    '\u2C62': 'L',
    '\u2C60': 'L',
    '\uA748': 'L',
    '\uA746': 'L',
    '\uA780': 'L',
    '\u01C7': 'LJ',
    '\u01C8': 'Lj',
    '\u24C2': 'M',
    '\uFF2D': 'M',
    '\u1E3E': 'M',
    '\u1E40': 'M',
    '\u1E42': 'M',
    '\u2C6E': 'M',
    '\u019C': 'M',
    '\u24C3': 'N',
    '\uFF2E': 'N',
    '\u01F8': 'N',
    '\u0143': 'N',
    '\u00D1': 'N',
    '\u1E44': 'N',
    '\u0147': 'N',
    '\u1E46': 'N',
    '\u0145': 'N',
    '\u1E4A': 'N',
    '\u1E48': 'N',
    '\u0220': 'N',
    '\u019D': 'N',
    '\uA790': 'N',
    '\uA7A4': 'N',
    '\u01CA': 'NJ',
    '\u01CB': 'Nj',
    '\u24C4': 'O',
    '\uFF2F': 'O',
    '\u00D2': 'O',
    '\u00D3': 'O',
    '\u00D4': 'O',
    '\u1ED2': 'O',
    '\u1ED0': 'O',
    '\u1ED6': 'O',
    '\u1ED4': 'O',
    '\u00D5': 'O',
    '\u1E4C': 'O',
    '\u022C': 'O',
    '\u1E4E': 'O',
    '\u014C': 'O',
    '\u1E50': 'O',
    '\u1E52': 'O',
    '\u014E': 'O',
    '\u022E': 'O',
    '\u0230': 'O',
    '\u00D6': 'O',
    '\u022A': 'O',
    '\u1ECE': 'O',
    '\u0150': 'O',
    '\u01D1': 'O',
    '\u020C': 'O',
    '\u020E': 'O',
    '\u01A0': 'O',
    '\u1EDC': 'O',
    '\u1EDA': 'O',
    '\u1EE0': 'O',
    '\u1EDE': 'O',
    '\u1EE2': 'O',
    '\u1ECC': 'O',
    '\u1ED8': 'O',
    '\u01EA': 'O',
    '\u01EC': 'O',
    '\u00D8': 'O',
    '\u01FE': 'O',
    '\u0186': 'O',
    '\u019F': 'O',
    '\uA74A': 'O',
    '\uA74C': 'O',
    '\u01A2': 'OI',
    '\uA74E': 'OO',
    '\u0222': 'OU',
    '\u24C5': 'P',
    '\uFF30': 'P',
    '\u1E54': 'P',
    '\u1E56': 'P',
    '\u01A4': 'P',
    '\u2C63': 'P',
    '\uA750': 'P',
    '\uA752': 'P',
    '\uA754': 'P',
    '\u24C6': 'Q',
    '\uFF31': 'Q',
    '\uA756': 'Q',
    '\uA758': 'Q',
    '\u024A': 'Q',
    '\u24C7': 'R',
    '\uFF32': 'R',
    '\u0154': 'R',
    '\u1E58': 'R',
    '\u0158': 'R',
    '\u0210': 'R',
    '\u0212': 'R',
    '\u1E5A': 'R',
    '\u1E5C': 'R',
    '\u0156': 'R',
    '\u1E5E': 'R',
    '\u024C': 'R',
    '\u2C64': 'R',
    '\uA75A': 'R',
    '\uA7A6': 'R',
    '\uA782': 'R',
    '\u24C8': 'S',
    '\uFF33': 'S',
    '\u1E9E': 'S',
    '\u015A': 'S',
    '\u1E64': 'S',
    '\u015C': 'S',
    '\u1E60': 'S',
    '\u0160': 'S',
    '\u1E66': 'S',
    '\u1E62': 'S',
    '\u1E68': 'S',
    '\u0218': 'S',
    '\u015E': 'S',
    '\u2C7E': 'S',
    '\uA7A8': 'S',
    '\uA784': 'S',
    '\u24C9': 'T',
    '\uFF34': 'T',
    '\u1E6A': 'T',
    '\u0164': 'T',
    '\u1E6C': 'T',
    '\u021A': 'T',
    '\u0162': 'T',
    '\u1E70': 'T',
    '\u1E6E': 'T',
    '\u0166': 'T',
    '\u01AC': 'T',
    '\u01AE': 'T',
    '\u023E': 'T',
    '\uA786': 'T',
    '\uA728': 'TZ',
    '\u24CA': 'U',
    '\uFF35': 'U',
    '\u00D9': 'U',
    '\u00DA': 'U',
    '\u00DB': 'U',
    '\u0168': 'U',
    '\u1E78': 'U',
    '\u016A': 'U',
    '\u1E7A': 'U',
    '\u016C': 'U',
    '\u00DC': 'U',
    '\u01DB': 'U',
    '\u01D7': 'U',
    '\u01D5': 'U',
    '\u01D9': 'U',
    '\u1EE6': 'U',
    '\u016E': 'U',
    '\u0170': 'U',
    '\u01D3': 'U',
    '\u0214': 'U',
    '\u0216': 'U',
    '\u01AF': 'U',
    '\u1EEA': 'U',
    '\u1EE8': 'U',
    '\u1EEE': 'U',
    '\u1EEC': 'U',
    '\u1EF0': 'U',
    '\u1EE4': 'U',
    '\u1E72': 'U',
    '\u0172': 'U',
    '\u1E76': 'U',
    '\u1E74': 'U',
    '\u0244': 'U',
    '\u24CB': 'V',
    '\uFF36': 'V',
    '\u1E7C': 'V',
    '\u1E7E': 'V',
    '\u01B2': 'V',
    '\uA75E': 'V',
    '\u0245': 'V',
    '\uA760': 'VY',
    '\u24CC': 'W',
    '\uFF37': 'W',
    '\u1E80': 'W',
    '\u1E82': 'W',
    '\u0174': 'W',
    '\u1E86': 'W',
    '\u1E84': 'W',
    '\u1E88': 'W',
    '\u2C72': 'W',
    '\u24CD': 'X',
    '\uFF38': 'X',
    '\u1E8A': 'X',
    '\u1E8C': 'X',
    '\u24CE': 'Y',
    '\uFF39': 'Y',
    '\u1EF2': 'Y',
    '\u00DD': 'Y',
    '\u0176': 'Y',
    '\u1EF8': 'Y',
    '\u0232': 'Y',
    '\u1E8E': 'Y',
    '\u0178': 'Y',
    '\u1EF6': 'Y',
    '\u1EF4': 'Y',
    '\u01B3': 'Y',
    '\u024E': 'Y',
    '\u1EFE': 'Y',
    '\u24CF': 'Z',
    '\uFF3A': 'Z',
    '\u0179': 'Z',
    '\u1E90': 'Z',
    '\u017B': 'Z',
    '\u017D': 'Z',
    '\u1E92': 'Z',
    '\u1E94': 'Z',
    '\u01B5': 'Z',
    '\u0224': 'Z',
    '\u2C7F': 'Z',
    '\u2C6B': 'Z',
    '\uA762': 'Z',
    '\u24D0': 'a',
    '\uFF41': 'a',
    '\u1E9A': 'a',
    '\u00E0': 'a',
    '\u00E1': 'a',
    '\u00E2': 'a',
    '\u1EA7': 'a',
    '\u1EA5': 'a',
    '\u1EAB': 'a',
    '\u1EA9': 'a',
    '\u00E3': 'a',
    '\u0101': 'a',
    '\u0103': 'a',
    '\u1EB1': 'a',
    '\u1EAF': 'a',
    '\u1EB5': 'a',
    '\u1EB3': 'a',
    '\u0227': 'a',
    '\u01E1': 'a',
    '\u00E4': 'a',
    '\u01DF': 'a',
    '\u1EA3': 'a',
    '\u00E5': 'a',
    '\u01FB': 'a',
    '\u01CE': 'a',
    '\u0201': 'a',
    '\u0203': 'a',
    '\u1EA1': 'a',
    '\u1EAD': 'a',
    '\u1EB7': 'a',
    '\u1E01': 'a',
    '\u0105': 'a',
    '\u2C65': 'a',
    '\u0250': 'a',
    '\uA733': 'aa',
    '\u00E6': 'ae',
    '\u01FD': 'ae',
    '\u01E3': 'ae',
    '\uA735': 'ao',
    '\uA737': 'au',
    '\uA739': 'av',
    '\uA73B': 'av',
    '\uA73D': 'ay',
    '\u24D1': 'b',
    '\uFF42': 'b',
    '\u1E03': 'b',
    '\u1E05': 'b',
    '\u1E07': 'b',
    '\u0180': 'b',
    '\u0183': 'b',
    '\u0253': 'b',
    '\u24D2': 'c',
    '\uFF43': 'c',
    '\u0107': 'c',
    '\u0109': 'c',
    '\u010B': 'c',
    '\u010D': 'c',
    '\u00E7': 'c',
    '\u1E09': 'c',
    '\u0188': 'c',
    '\u023C': 'c',
    '\uA73F': 'c',
    '\u2184': 'c',
    '\u24D3': 'd',
    '\uFF44': 'd',
    '\u1E0B': 'd',
    '\u010F': 'd',
    '\u1E0D': 'd',
    '\u1E11': 'd',
    '\u1E13': 'd',
    '\u1E0F': 'd',
    '\u0111': 'd',
    '\u018C': 'd',
    '\u0256': 'd',
    '\u0257': 'd',
    '\uA77A': 'd',
    '\u01F3': 'dz',
    '\u01C6': 'dz',
    '\u24D4': 'e',
    '\uFF45': 'e',
    '\u00E8': 'e',
    '\u00E9': 'e',
    '\u00EA': 'e',
    '\u1EC1': 'e',
    '\u1EBF': 'e',
    '\u1EC5': 'e',
    '\u1EC3': 'e',
    '\u1EBD': 'e',
    '\u0113': 'e',
    '\u1E15': 'e',
    '\u1E17': 'e',
    '\u0115': 'e',
    '\u0117': 'e',
    '\u00EB': 'e',
    '\u1EBB': 'e',
    '\u011B': 'e',
    '\u0205': 'e',
    '\u0207': 'e',
    '\u1EB9': 'e',
    '\u1EC7': 'e',
    '\u0229': 'e',
    '\u1E1D': 'e',
    '\u0119': 'e',
    '\u1E19': 'e',
    '\u1E1B': 'e',
    '\u0247': 'e',
    '\u025B': 'e',
    '\u01DD': 'e',
    '\u24D5': 'f',
    '\uFF46': 'f',
    '\u1E1F': 'f',
    '\u0192': 'f',
    '\uA77C': 'f',
    '\u24D6': 'g',
    '\uFF47': 'g',
    '\u01F5': 'g',
    '\u011D': 'g',
    '\u1E21': 'g',
    '\u011F': 'g',
    '\u0121': 'g',
    '\u01E7': 'g',
    '\u0123': 'g',
    '\u01E5': 'g',
    '\u0260': 'g',
    '\uA7A1': 'g',
    '\u1D79': 'g',
    '\uA77F': 'g',
    '\u24D7': 'h',
    '\uFF48': 'h',
    '\u0125': 'h',
    '\u1E23': 'h',
    '\u1E27': 'h',
    '\u021F': 'h',
    '\u1E25': 'h',
    '\u1E29': 'h',
    '\u1E2B': 'h',
    '\u1E96': 'h',
    '\u0127': 'h',
    '\u2C68': 'h',
    '\u2C76': 'h',
    '\u0265': 'h',
    '\u0195': 'hv',
    '\u24D8': 'i',
    '\uFF49': 'i',
    '\u00EC': 'i',
    '\u00ED': 'i',
    '\u00EE': 'i',
    '\u0129': 'i',
    '\u012B': 'i',
    '\u012D': 'i',
    '\u00EF': 'i',
    '\u1E2F': 'i',
    '\u1EC9': 'i',
    '\u01D0': 'i',
    '\u0209': 'i',
    '\u020B': 'i',
    '\u1ECB': 'i',
    '\u012F': 'i',
    '\u1E2D': 'i',
    '\u0268': 'i',
    '\u0131': 'i',
    '\u24D9': 'j',
    '\uFF4A': 'j',
    '\u0135': 'j',
    '\u01F0': 'j',
    '\u0249': 'j',
    '\u24DA': 'k',
    '\uFF4B': 'k',
    '\u1E31': 'k',
    '\u01E9': 'k',
    '\u1E33': 'k',
    '\u0137': 'k',
    '\u1E35': 'k',
    '\u0199': 'k',
    '\u2C6A': 'k',
    '\uA741': 'k',
    '\uA743': 'k',
    '\uA745': 'k',
    '\uA7A3': 'k',
    '\u24DB': 'l',
    '\uFF4C': 'l',
    '\u0140': 'l',
    '\u013A': 'l',
    '\u013E': 'l',
    '\u1E37': 'l',
    '\u1E39': 'l',
    '\u013C': 'l',
    '\u1E3D': 'l',
    '\u1E3B': 'l',
    '\u017F': 'l',
    '\u0142': 'l',
    '\u019A': 'l',
    '\u026B': 'l',
    '\u2C61': 'l',
    '\uA749': 'l',
    '\uA781': 'l',
    '\uA747': 'l',
    '\u01C9': 'lj',
    '\u24DC': 'm',
    '\uFF4D': 'm',
    '\u1E3F': 'm',
    '\u1E41': 'm',
    '\u1E43': 'm',
    '\u0271': 'm',
    '\u026F': 'm',
    '\u24DD': 'n',
    '\uFF4E': 'n',
    '\u01F9': 'n',
    '\u0144': 'n',
    '\u00F1': 'n',
    '\u1E45': 'n',
    '\u0148': 'n',
    '\u1E47': 'n',
    '\u0146': 'n',
    '\u1E4B': 'n',
    '\u1E49': 'n',
    '\u019E': 'n',
    '\u0272': 'n',
    '\u0149': 'n',
    '\uA791': 'n',
    '\uA7A5': 'n',
    '\u01CC': 'nj',
    '\u24DE': 'o',
    '\uFF4F': 'o',
    '\u00F2': 'o',
    '\u00F3': 'o',
    '\u00F4': 'o',
    '\u1ED3': 'o',
    '\u1ED1': 'o',
    '\u1ED7': 'o',
    '\u1ED5': 'o',
    '\u00F5': 'o',
    '\u1E4D': 'o',
    '\u022D': 'o',
    '\u1E4F': 'o',
    '\u014D': 'o',
    '\u1E51': 'o',
    '\u1E53': 'o',
    '\u014F': 'o',
    '\u022F': 'o',
    '\u0231': 'o',
    '\u00F6': 'o',
    '\u022B': 'o',
    '\u1ECF': 'o',
    '\u0151': 'o',
    '\u01D2': 'o',
    '\u020D': 'o',
    '\u020F': 'o',
    '\u01A1': 'o',
    '\u1EDD': 'o',
    '\u1EDB': 'o',
    '\u1EE1': 'o',
    '\u1EDF': 'o',
    '\u1EE3': 'o',
    '\u1ECD': 'o',
    '\u1ED9': 'o',
    '\u01EB': 'o',
    '\u01ED': 'o',
    '\u00F8': 'o',
    '\u01FF': 'o',
    '\u0254': 'o',
    '\uA74B': 'o',
    '\uA74D': 'o',
    '\u0275': 'o',
    '\u01A3': 'oi',
    '\u0223': 'ou',
    '\uA74F': 'oo',
    '\u24DF': 'p',
    '\uFF50': 'p',
    '\u1E55': 'p',
    '\u1E57': 'p',
    '\u01A5': 'p',
    '\u1D7D': 'p',
    '\uA751': 'p',
    '\uA753': 'p',
    '\uA755': 'p',
    '\u24E0': 'q',
    '\uFF51': 'q',
    '\u024B': 'q',
    '\uA757': 'q',
    '\uA759': 'q',
    '\u24E1': 'r',
    '\uFF52': 'r',
    '\u0155': 'r',
    '\u1E59': 'r',
    '\u0159': 'r',
    '\u0211': 'r',
    '\u0213': 'r',
    '\u1E5B': 'r',
    '\u1E5D': 'r',
    '\u0157': 'r',
    '\u1E5F': 'r',
    '\u024D': 'r',
    '\u027D': 'r',
    '\uA75B': 'r',
    '\uA7A7': 'r',
    '\uA783': 'r',
    '\u24E2': 's',
    '\uFF53': 's',
    '\u00DF': 's',
    '\u015B': 's',
    '\u1E65': 's',
    '\u015D': 's',
    '\u1E61': 's',
    '\u0161': 's',
    '\u1E67': 's',
    '\u1E63': 's',
    '\u1E69': 's',
    '\u0219': 's',
    '\u015F': 's',
    '\u023F': 's',
    '\uA7A9': 's',
    '\uA785': 's',
    '\u1E9B': 's',
    '\u24E3': 't',
    '\uFF54': 't',
    '\u1E6B': 't',
    '\u1E97': 't',
    '\u0165': 't',
    '\u1E6D': 't',
    '\u021B': 't',
    '\u0163': 't',
    '\u1E71': 't',
    '\u1E6F': 't',
    '\u0167': 't',
    '\u01AD': 't',
    '\u0288': 't',
    '\u2C66': 't',
    '\uA787': 't',
    '\uA729': 'tz',
    '\u24E4': 'u',
    '\uFF55': 'u',
    '\u00F9': 'u',
    '\u00FA': 'u',
    '\u00FB': 'u',
    '\u0169': 'u',
    '\u1E79': 'u',
    '\u016B': 'u',
    '\u1E7B': 'u',
    '\u016D': 'u',
    '\u00FC': 'u',
    '\u01DC': 'u',
    '\u01D8': 'u',
    '\u01D6': 'u',
    '\u01DA': 'u',
    '\u1EE7': 'u',
    '\u016F': 'u',
    '\u0171': 'u',
    '\u01D4': 'u',
    '\u0215': 'u',
    '\u0217': 'u',
    '\u01B0': 'u',
    '\u1EEB': 'u',
    '\u1EE9': 'u',
    '\u1EEF': 'u',
    '\u1EED': 'u',
    '\u1EF1': 'u',
    '\u1EE5': 'u',
    '\u1E73': 'u',
    '\u0173': 'u',
    '\u1E77': 'u',
    '\u1E75': 'u',
    '\u0289': 'u',
    '\u24E5': 'v',
    '\uFF56': 'v',
    '\u1E7D': 'v',
    '\u1E7F': 'v',
    '\u028B': 'v',
    '\uA75F': 'v',
    '\u028C': 'v',
    '\uA761': 'vy',
    '\u24E6': 'w',
    '\uFF57': 'w',
    '\u1E81': 'w',
    '\u1E83': 'w',
    '\u0175': 'w',
    '\u1E87': 'w',
    '\u1E85': 'w',
    '\u1E98': 'w',
    '\u1E89': 'w',
    '\u2C73': 'w',
    '\u24E7': 'x',
    '\uFF58': 'x',
    '\u1E8B': 'x',
    '\u1E8D': 'x',
    '\u24E8': 'y',
    '\uFF59': 'y',
    '\u1EF3': 'y',
    '\u00FD': 'y',
    '\u0177': 'y',
    '\u1EF9': 'y',
    '\u0233': 'y',
    '\u1E8F': 'y',
    '\u00FF': 'y',
    '\u1EF7': 'y',
    '\u1E99': 'y',
    '\u1EF5': 'y',
    '\u01B4': 'y',
    '\u024F': 'y',
    '\u1EFF': 'y',
    '\u24E9': 'z',
    '\uFF5A': 'z',
    '\u017A': 'z',
    '\u1E91': 'z',
    '\u017C': 'z',
    '\u017E': 'z',
    '\u1E93': 'z',
    '\u1E95': 'z',
    '\u01B6': 'z',
    '\u0225': 'z',
    '\u0240': 'z',
    '\u2C6C': 'z',
    '\uA763': 'z',
    '\u0386': '\u0391',
    '\u0388': '\u0395',
    '\u0389': '\u0397',
    '\u038A': '\u0399',
    '\u03AA': '\u0399',
    '\u038C': '\u039F',
    '\u038E': '\u03A5',
    '\u03AB': '\u03A5',
    '\u038F': '\u03A9',
    '\u03AC': '\u03B1',
    '\u03AD': '\u03B5',
    '\u03AE': '\u03B7',
    '\u03AF': '\u03B9',
    '\u03CA': '\u03B9',
    '\u0390': '\u03B9',
    '\u03CC': '\u03BF',
    '\u03CD': '\u03C5',
    '\u03CB': '\u03C5',
    '\u03B0': '\u03C5',
    '\u03C9': '\u03C9',
    '\u03C2': '\u03C3'
  };

  return diacritics;
});

S2.define('select2/data/base',[
  '../utils'
], function (Utils) {
  function BaseAdapter ($element, options) {
    BaseAdapter.__super__.constructor.call(this);
  }

  Utils.Extend(BaseAdapter, Utils.Observable);

  BaseAdapter.prototype.current = function (callback) {
    throw new Error('The `current` method must be defined in child classes.');
  };

  BaseAdapter.prototype.query = function (params, callback) {
    throw new Error('The `query` method must be defined in child classes.');
  };

  BaseAdapter.prototype.bind = function (container, $container) {
    // Can be implemented in subclasses
  };

  BaseAdapter.prototype.destroy = function () {
    // Can be implemented in subclasses
  };

  BaseAdapter.prototype.generateResultId = function (container, data) {
    var id = container.id + '-result-';

    id += Utils.generateChars(4);

    if (data.id != null) {
      id += '-' + data.id.toString();
    } else {
      id += '-' + Utils.generateChars(4);
    }
    return id;
  };

  return BaseAdapter;
});

S2.define('select2/data/select',[
  './base',
  '../utils',
  'jquery'
], function (BaseAdapter, Utils, $) {
  function SelectAdapter ($element, options) {
    this.$element = $element;
    this.options = options;

    SelectAdapter.__super__.constructor.call(this);
  }

  Utils.Extend(SelectAdapter, BaseAdapter);

  SelectAdapter.prototype.current = function (callback) {
    var data = [];
    var self = this;

    this.$element.find(':selected').each(function () {
      var $option = $(this);

      var option = self.item($option);

      data.push(option);
    });

    callback(data);
  };

  SelectAdapter.prototype.select = function (data) {
    var self = this;

    data.selected = true;

    // If data.element is a DOM node, use it instead
    if ($(data.element).is('option')) {
      data.element.selected = true;

      this.$element.trigger('change');

      return;
    }

    if (this.$element.prop('multiple')) {
      this.current(function (currentData) {
        var val = [];

        data = [data];
        data.push.apply(data, currentData);

        for (var d = 0; d < data.length; d++) {
          var id = data[d].id;

          if ($.inArray(id, val) === -1) {
            val.push(id);
          }
        }

        self.$element.val(val);
        self.$element.trigger('change');
      });
    } else {
      var val = data.id;

      this.$element.val(val);
      this.$element.trigger('change');
    }
  };

  SelectAdapter.prototype.unselect = function (data) {
    var self = this;

    if (!this.$element.prop('multiple')) {
      return;
    }

    data.selected = false;

    if ($(data.element).is('option')) {
      data.element.selected = false;

      this.$element.trigger('change');

      return;
    }

    this.current(function (currentData) {
      var val = [];

      for (var d = 0; d < currentData.length; d++) {
        var id = currentData[d].id;

        if (id !== data.id && $.inArray(id, val) === -1) {
          val.push(id);
        }
      }

      self.$element.val(val);

      self.$element.trigger('change');
    });
  };

  SelectAdapter.prototype.bind = function (container, $container) {
    var self = this;

    this.container = container;

    container.on('select', function (params) {
      self.select(params.data);
    });

    container.on('unselect', function (params) {
      self.unselect(params.data);
    });
  };

  SelectAdapter.prototype.destroy = function () {
    // Remove anything added to child elements
    this.$element.find('*').each(function () {
      // Remove any custom data set by Select2
      $.removeData(this, 'data');
    });
  };

  SelectAdapter.prototype.query = function (params, callback) {
    var data = [];
    var self = this;

    var $options = this.$element.children();

    $options.each(function () {
      var $option = $(this);

      if (!$option.is('option') && !$option.is('optgroup')) {
        return;
      }

      var option = self.item($option);

      var matches = self.matches(params, option);

      if (matches !== null) {
        data.push(matches);
      }
    });

    callback({
      results: data
    });
  };

  SelectAdapter.prototype.addOptions = function ($options) {
    Utils.appendMany(this.$element, $options);
  };

  SelectAdapter.prototype.option = function (data) {
    var option;

    if (data.children) {
      option = document.createElement('optgroup');
      option.label = data.text;
    } else {
      option = document.createElement('option');

      if (option.textContent !== undefined) {
        option.textContent = data.text;
      } else {
        option.innerText = data.text;
      }
    }

    if (data.id) {
      option.value = data.id;
    }

    if (data.disabled) {
      option.disabled = true;
    }

    if (data.selected) {
      option.selected = true;
    }

    if (data.title) {
      option.title = data.title;
    }

    var $option = $(option);

    var normalizedData = this._normalizeItem(data);
    normalizedData.element = option;

    // Override the option's data with the combined data
    $.data(option, 'data', normalizedData);

    return $option;
  };

  SelectAdapter.prototype.item = function ($option) {
    var data = {};

    data = $.data($option[0], 'data');

    if (data != null) {
      return data;
    }

    if ($option.is('option')) {
      data = {
        id: $option.val(),
        text: $option.text(),
        disabled: $option.prop('disabled'),
        selected: $option.prop('selected'),
        title: $option.prop('title')
      };
    } else if ($option.is('optgroup')) {
      data = {
        text: $option.prop('label'),
        children: [],
        title: $option.prop('title')
      };

      var $children = $option.children('option');
      var children = [];

      for (var c = 0; c < $children.length; c++) {
        var $child = $($children[c]);

        var child = this.item($child);

        children.push(child);
      }

      data.children = children;
    }

    data = this._normalizeItem(data);
    data.element = $option[0];

    $.data($option[0], 'data', data);

    return data;
  };

  SelectAdapter.prototype._normalizeItem = function (item) {
    if (!$.isPlainObject(item)) {
      item = {
        id: item,
        text: item
      };
    }

    item = $.extend({}, {
      text: ''
    }, item);

    var defaults = {
      selected: false,
      disabled: false
    };

    if (item.id != null) {
      item.id = item.id.toString();
    }

    if (item.text != null) {
      item.text = item.text.toString();
    }

    if (item._resultId == null && item.id && this.container != null) {
      item._resultId = this.generateResultId(this.container, item);
    }

    return $.extend({}, defaults, item);
  };

  SelectAdapter.prototype.matches = function (params, data) {
    var matcher = this.options.get('matcher');

    return matcher(params, data);
  };

  return SelectAdapter;
});

S2.define('select2/data/array',[
  './select',
  '../utils',
  'jquery'
], function (SelectAdapter, Utils, $) {
  function ArrayAdapter ($element, options) {
    var data = options.get('data') || [];

    ArrayAdapter.__super__.constructor.call(this, $element, options);

    this.addOptions(this.convertToOptions(data));
  }

  Utils.Extend(ArrayAdapter, SelectAdapter);

  ArrayAdapter.prototype.select = function (data) {
    var $option = this.$element.find('option').filter(function (i, elm) {
      return elm.value == data.id.toString();
    });

    if ($option.length === 0) {
      $option = this.option(data);

      this.addOptions($option);
    }

    ArrayAdapter.__super__.select.call(this, data);
  };

  ArrayAdapter.prototype.convertToOptions = function (data) {
    var self = this;

    var $existing = this.$element.find('option');
    var existingIds = $existing.map(function () {
      return self.item($(this)).id;
    }).get();

    var $options = [];

    // Filter out all items except for the one passed in the argument
    function onlyItem (item) {
      return function () {
        return $(this).val() == item.id;
      };
    }

    for (var d = 0; d < data.length; d++) {
      var item = this._normalizeItem(data[d]);

      // Skip items which were pre-loaded, only merge the data
      if ($.inArray(item.id, existingIds) >= 0) {
        var $existingOption = $existing.filter(onlyItem(item));

        var existingData = this.item($existingOption);
        var newData = $.extend(true, {}, existingData, item);

        var $newOption = this.option(existingData);

        $existingOption.replaceWith($newOption);

        continue;
      }

      var $option = this.option(item);

      if (item.children) {
        var $children = this.convertToOptions(item.children);

        Utils.appendMany($option, $children);
      }

      $options.push($option);
    }

    return $options;
  };

  return ArrayAdapter;
});

S2.define('select2/data/ajax',[
  './array',
  '../utils',
  'jquery'
], function (ArrayAdapter, Utils, $) {
  function AjaxAdapter ($element, options) {
    this.ajaxOptions = this._applyDefaults(options.get('ajax'));

    if (this.ajaxOptions.processResults != null) {
      this.processResults = this.ajaxOptions.processResults;
    }

    ArrayAdapter.__super__.constructor.call(this, $element, options);
  }

  Utils.Extend(AjaxAdapter, ArrayAdapter);

  AjaxAdapter.prototype._applyDefaults = function (options) {
    var defaults = {
      data: function (params) {
        return {
          q: params.term
        };
      },
      transport: function (params, success, failure) {
        var $request = $.ajax(params);

        $request.then(success);
        $request.fail(failure);

        return $request;
      }
    };

    return $.extend({}, defaults, options, true);
  };

  AjaxAdapter.prototype.processResults = function (results) {
    return results;
  };

  AjaxAdapter.prototype.query = function (params, callback) {
    var matches = [];
    var self = this;

    if (this._request != null) {
      // JSONP requests cannot always be aborted
      if ($.isFunction(this._request.abort)) {
        this._request.abort();
      }

      this._request = null;
    }

    var options = $.extend({
      type: 'GET'
    }, this.ajaxOptions);

    if (typeof options.url === 'function') {
      options.url = options.url(params);
    }

    if (typeof options.data === 'function') {
      options.data = options.data(params);
    }

    function request () {
      var $request = options.transport(options, function (data) {
        var results = self.processResults(data, params);

        if (self.options.get('debug') && window.console && console.error) {
          // Check to make sure that the response included a `results` key.
          if (!results || !results.results || !$.isArray(results.results)) {
            console.error(
              'Select2: The AJAX results did not return an array in the ' +
              '`results` key of the response.'
            );
          }
        }

        callback(results);
      }, function () {
        // TODO: Handle AJAX errors
      });

      self._request = $request;
    }

    if (this.ajaxOptions.delay && params.term !== '') {
      if (this._queryTimeout) {
        window.clearTimeout(this._queryTimeout);
      }

      this._queryTimeout = window.setTimeout(request, this.ajaxOptions.delay);
    } else {
      request();
    }
  };

  return AjaxAdapter;
});

S2.define('select2/data/tags',[
  'jquery'
], function ($) {
  function Tags (decorated, $element, options) {
    var tags = options.get('tags');

    var createTag = options.get('createTag');

    if (createTag !== undefined) {
      this.createTag = createTag;
    }

    decorated.call(this, $element, options);

    if ($.isArray(tags)) {
      for (var t = 0; t < tags.length; t++) {
        var tag = tags[t];
        var item = this._normalizeItem(tag);

        var $option = this.option(item);

        this.$element.append($option);
      }
    }
  }

  Tags.prototype.query = function (decorated, params, callback) {
    var self = this;

    this._removeOldTags();

    if (params.term == null || params.page != null) {
      decorated.call(this, params, callback);
      return;
    }

    function wrapper (obj, child) {
      var data = obj.results;

      for (var i = 0; i < data.length; i++) {
        var option = data[i];

        var checkChildren = (
          option.children != null &&
          !wrapper({
            results: option.children
          }, true)
        );

        var checkText = option.text === params.term;

        if (checkText || checkChildren) {
          if (child) {
            return false;
          }

          obj.data = data;
          callback(obj);

          return;
        }
      }

      if (child) {
        return true;
      }

      var tag = self.createTag(params);

      if (tag != null) {
        var $option = self.option(tag);
        $option.attr('data-select2-tag', true);

        self.addOptions([$option]);

        self.insertTag(data, tag);
      }

      obj.results = data;

      callback(obj);
    }

    decorated.call(this, params, wrapper);
  };

  Tags.prototype.createTag = function (decorated, params) {
    var term = $.trim(params.term);

    if (term === '') {
      return null;
    }

    return {
      id: term,
      text: term
    };
  };

  Tags.prototype.insertTag = function (_, data, tag) {
    data.unshift(tag);
  };

  Tags.prototype._removeOldTags = function (_) {
    var tag = this._lastTag;

    var $options = this.$element.find('option[data-select2-tag]');

    $options.each(function () {
      if (this.selected) {
        return;
      }

      $(this).remove();
    });
  };

  return Tags;
});

S2.define('select2/data/tokenizer',[
  'jquery'
], function ($) {
  function Tokenizer (decorated, $element, options) {
    var tokenizer = options.get('tokenizer');

    if (tokenizer !== undefined) {
      this.tokenizer = tokenizer;
    }

    decorated.call(this, $element, options);
  }

  Tokenizer.prototype.bind = function (decorated, container, $container) {
    decorated.call(this, container, $container);

    this.$search =  container.dropdown.$search || container.selection.$search ||
      $container.find('.select2-search__field');
  };

  Tokenizer.prototype.query = function (decorated, params, callback) {
    var self = this;

    function select (data) {
      self.select(data);
    }

    params.term = params.term || '';

    var tokenData = this.tokenizer(params, this.options, select);

    if (tokenData.term !== params.term) {
      // Replace the search term if we have the search box
      if (this.$search.length) {
        this.$search.val(tokenData.term);
        this.$search.focus();
      }

      params.term = tokenData.term;
    }

    decorated.call(this, params, callback);
  };

  Tokenizer.prototype.tokenizer = function (_, params, options, callback) {
    var separators = options.get('tokenSeparators') || [];
    var term = params.term;
    var i = 0;

    var createTag = this.createTag || function (params) {
      return {
        id: params.term,
        text: params.term
      };
    };

    while (i < term.length) {
      var termChar = term[i];

      if ($.inArray(termChar, separators) === -1) {
        i++;

        continue;
      }

      var part = term.substr(0, i);
      var partParams = $.extend({}, params, {
        term: part
      });

      var data = createTag(partParams);

      callback(data);

      // Reset the term to not include the tokenized portion
      term = term.substr(i + 1) || '';
      i = 0;
    }

    return {
      term: term
    };
  };

  return Tokenizer;
});

S2.define('select2/data/minimumInputLength',[

], function () {
  function MinimumInputLength (decorated, $e, options) {
    this.minimumInputLength = options.get('minimumInputLength');

    decorated.call(this, $e, options);
  }

  MinimumInputLength.prototype.query = function (decorated, params, callback) {
    params.term = params.term || '';

    if (params.term.length < this.minimumInputLength) {
      this.trigger('results:message', {
        message: 'inputTooShort',
        args: {
          minimum: this.minimumInputLength,
          input: params.term,
          params: params
        }
      });

      return;
    }

    decorated.call(this, params, callback);
  };

  return MinimumInputLength;
});

S2.define('select2/data/maximumInputLength',[

], function () {
  function MaximumInputLength (decorated, $e, options) {
    this.maximumInputLength = options.get('maximumInputLength');

    decorated.call(this, $e, options);
  }

  MaximumInputLength.prototype.query = function (decorated, params, callback) {
    params.term = params.term || '';

    if (this.maximumInputLength > 0 &&
        params.term.length > this.maximumInputLength) {
      this.trigger('results:message', {
        message: 'inputTooLong',
        args: {
          maximum: this.maximumInputLength,
          input: params.term,
          params: params
        }
      });

      return;
    }

    decorated.call(this, params, callback);
  };

  return MaximumInputLength;
});

S2.define('select2/data/maximumSelectionLength',[

], function (){
  function MaximumSelectionLength (decorated, $e, options) {
    this.maximumSelectionLength = options.get('maximumSelectionLength');

    decorated.call(this, $e, options);
  }

  MaximumSelectionLength.prototype.query =
    function (decorated, params, callback) {
      var self = this;

      this.current(function (currentData) {
        var count = currentData != null ? currentData.length : 0;
        if (self.maximumSelectionLength > 0 &&
          count >= self.maximumSelectionLength) {
          self.trigger('results:message', {
            message: 'maximumSelected',
            args: {
              maximum: self.maximumSelectionLength
            }
          });
          return;
        }
        decorated.call(self, params, callback);
      });
  };

  return MaximumSelectionLength;
});

S2.define('select2/dropdown',[
  'jquery',
  './utils'
], function ($, Utils) {
  function Dropdown ($element, options) {
    this.$element = $element;
    this.options = options;

    Dropdown.__super__.constructor.call(this);
  }

  Utils.Extend(Dropdown, Utils.Observable);

  Dropdown.prototype.render = function () {
    var $dropdown = $(
      '<span class="select2-dropdown">' +
        '<span class="select2-results"></span>' +
      '</span>'
    );

    $dropdown.attr('dir', this.options.get('dir'));

    this.$dropdown = $dropdown;

    return $dropdown;
  };

  Dropdown.prototype.position = function ($dropdown, $container) {
    // Should be implmented in subclasses
  };

  Dropdown.prototype.destroy = function () {
    // Remove the dropdown from the DOM
    this.$dropdown.remove();
  };

  return Dropdown;
});

S2.define('select2/dropdown/search',[
  'jquery',
  '../utils'
], function ($, Utils) {
  function Search () { }

  Search.prototype.render = function (decorated) {
    var $rendered = decorated.call(this);

    var $search = $(
      '<span class="select2-search select2-search--dropdown">' +
        '<input class="select2-search__field" type="search" tabindex="-1"' +
        ' autocomplete="off" autocorrect="off" autocapitalize="off"' +
        ' spellcheck="false" role="textbox" />' +
      '</span>'
    );

    this.$searchContainer = $search;
    this.$search = $search.find('input');

    $rendered.prepend($search);

    return $rendered;
  };

  Search.prototype.bind = function (decorated, container, $container) {
    var self = this;

    decorated.call(this, container, $container);

    this.$search.on('keydown', function (evt) {
      self.trigger('keypress', evt);

      self._keyUpPrevented = evt.isDefaultPrevented();
    });

    // Workaround for browsers which do not support the `input` event
    // This will prevent double-triggering of events for browsers which support
    // both the `keyup` and `input` events.
    this.$search.on('input', function (evt) {
      // Unbind the duplicated `keyup` event
      $(this).off('keyup');
    });

    this.$search.on('keyup input', function (evt) {
      self.handleSearch(evt);
    });

    container.on('open', function () {
      self.$search.attr('tabindex', 0);

      self.$search.focus();

      window.setTimeout(function () {
        self.$search.focus();
      }, 0);
    });

    container.on('close', function () {
      self.$search.attr('tabindex', -1);

      self.$search.val('');
    });

    container.on('results:all', function (params) {
      if (params.query.term == null || params.query.term === '') {
        var showSearch = self.showSearch(params);

        if (showSearch) {
          self.$searchContainer.removeClass('select2-search--hide');
        } else {
          self.$searchContainer.addClass('select2-search--hide');
        }
      }
    });
  };

  Search.prototype.handleSearch = function (evt) {
    if (!this._keyUpPrevented) {
      var input = this.$search.val();

      this.trigger('query', {
        term: input
      });
    }

    this._keyUpPrevented = false;
  };

  Search.prototype.showSearch = function (_, params) {
    return true;
  };

  return Search;
});

S2.define('select2/dropdown/hidePlaceholder',[

], function () {
  function HidePlaceholder (decorated, $element, options, dataAdapter) {
    this.placeholder = this.normalizePlaceholder(options.get('placeholder'));

    decorated.call(this, $element, options, dataAdapter);
  }

  HidePlaceholder.prototype.append = function (decorated, data) {
    data.results = this.removePlaceholder(data.results);

    decorated.call(this, data);
  };

  HidePlaceholder.prototype.normalizePlaceholder = function (_, placeholder) {
    if (typeof placeholder === 'string') {
      placeholder = {
        id: '',
        text: placeholder
      };
    }

    return placeholder;
  };

  HidePlaceholder.prototype.removePlaceholder = function (_, data) {
    var modifiedData = data.slice(0);

    for (var d = data.length - 1; d >= 0; d--) {
      var item = data[d];

      if (this.placeholder.id === item.id) {
        modifiedData.splice(d, 1);
      }
    }

    return modifiedData;
  };

  return HidePlaceholder;
});

S2.define('select2/dropdown/infiniteScroll',[
  'jquery'
], function ($) {
  function InfiniteScroll (decorated, $element, options, dataAdapter) {
    this.lastParams = {};

    decorated.call(this, $element, options, dataAdapter);

    this.$loadingMore = this.createLoadingMore();
    this.loading = false;
  }

  InfiniteScroll.prototype.append = function (decorated, data) {
    this.$loadingMore.remove();
    this.loading = false;

    decorated.call(this, data);

    if (this.showLoadingMore(data)) {
      this.$results.append(this.$loadingMore);
    }
  };

  InfiniteScroll.prototype.bind = function (decorated, container, $container) {
    var self = this;

    decorated.call(this, container, $container);

    container.on('query', function (params) {
      self.lastParams = params;
      self.loading = true;
    });

    container.on('query:append', function (params) {
      self.lastParams = params;
      self.loading = true;
    });

    this.$results.on('scroll', function () {
      var isLoadMoreVisible = $.contains(
        document.documentElement,
        self.$loadingMore[0]
      );

      if (self.loading || !isLoadMoreVisible) {
        return;
      }

      var currentOffset = self.$results.offset().top +
        self.$results.outerHeight(false);
      var loadingMoreOffset = self.$loadingMore.offset().top +
        self.$loadingMore.outerHeight(false);

      if (currentOffset + 50 >= loadingMoreOffset) {
        self.loadMore();
      }
    });
  };

  InfiniteScroll.prototype.loadMore = function () {
    this.loading = true;

    var params = $.extend({}, {page: 1}, this.lastParams);

    params.page++;

    this.trigger('query:append', params);
  };

  InfiniteScroll.prototype.showLoadingMore = function (_, data) {
    return data.pagination && data.pagination.more;
  };

  InfiniteScroll.prototype.createLoadingMore = function () {
    var $option = $(
      '<li class="option load-more" role="treeitem"></li>'
    );

    var message = this.options.get('translations').get('loadingMore');

    $option.html(message(this.lastParams));

    return $option;
  };

  return InfiniteScroll;
});

S2.define('select2/dropdown/attachBody',[
  'jquery',
  '../utils'
], function ($, Utils) {
  function AttachBody (decorated, $element, options) {
    this.$dropdownParent = options.get('dropdownParent') || document.body;

    decorated.call(this, $element, options);
  }

  AttachBody.prototype.bind = function (decorated, container, $container) {
    var self = this;

    var setupResultsEvents = false;

    decorated.call(this, container, $container);

    container.on('open', function () {
      self._showDropdown();
      self._attachPositioningHandler(container);

      if (!setupResultsEvents) {
        setupResultsEvents = true;

        container.on('results:all', function () {
          self._positionDropdown();
          self._resizeDropdown();
        });

        container.on('results:append', function () {
          self._positionDropdown();
          self._resizeDropdown();
        });
      }
    });

    container.on('close', function () {
      self._hideDropdown();
      self._detachPositioningHandler(container);
    });

    this.$dropdownContainer.on('mousedown', function (evt) {
      evt.stopPropagation();
    });
  };

  AttachBody.prototype.position = function (decorated, $dropdown, $container) {
    // Clone all of the container classes
    $dropdown.attr('class', $container.attr('class'));

    $dropdown.removeClass('select2');
    $dropdown.addClass('select2-container--open');

    $dropdown.css({
      position: 'absolute',
      top: -999999
    });

    this.$container = $container;
  };

  AttachBody.prototype.render = function (decorated) {
    var $container = $('<span></span>');

    var $dropdown = decorated.call(this);
    $container.append($dropdown);

    this.$dropdownContainer = $container;

    return $container;
  };

  AttachBody.prototype._hideDropdown = function (decorated) {
    this.$dropdownContainer.detach();
  };

  AttachBody.prototype._attachPositioningHandler = function (container) {
    var self = this;

    var scrollEvent = 'scroll.select2.' + container.id;
    var resizeEvent = 'resize.select2.' + container.id;
    var orientationEvent = 'orientationchange.select2.' + container.id;

    var $watchers = this.$container.parents().filter(Utils.hasScroll);
    $watchers.each(function () {
      $(this).data('select2-scroll-position', {
        x: $(this).scrollLeft(),
        y: $(this).scrollTop()
      });
    });

    $watchers.on(scrollEvent, function (ev) {
      var position = $(this).data('select2-scroll-position');
      $(this).scrollTop(position.y);
    });

    $(window).on(scrollEvent + ' ' + resizeEvent + ' ' + orientationEvent,
      function (e) {
      self._positionDropdown();
      self._resizeDropdown();
    });
  };

  AttachBody.prototype._detachPositioningHandler = function (container) {
    var scrollEvent = 'scroll.select2.' + container.id;
    var resizeEvent = 'resize.select2.' + container.id;
    var orientationEvent = 'orientationchange.select2.' + container.id;

    var $watchers = this.$container.parents().filter(Utils.hasScroll);
    $watchers.off(scrollEvent);

    $(window).off(scrollEvent + ' ' + resizeEvent + ' ' + orientationEvent);
  };

  AttachBody.prototype._positionDropdown = function () {
    var $window = $(window);

    var isCurrentlyAbove = this.$dropdown.hasClass('select2-dropdown--above');
    var isCurrentlyBelow = this.$dropdown.hasClass('select2-dropdown--below');

    var newDirection = null;

    var position = this.$container.position();
    var offset = this.$container.offset();

    offset.bottom = offset.top + this.$container.outerHeight(false);

    var container = {
      height: this.$container.outerHeight(false)
    };

    container.top = offset.top;
    container.bottom = offset.top + container.height;

    var dropdown = {
      height: this.$dropdown.outerHeight(false)
    };

    var viewport = {
      top: $window.scrollTop(),
      bottom: $window.scrollTop() + $window.height()
    };

    var enoughRoomAbove = viewport.top < (offset.top - dropdown.height);
    var enoughRoomBelow = viewport.bottom > (offset.bottom + dropdown.height);

    var css = {
      left: offset.left,
      top: container.bottom
    };

    if (!isCurrentlyAbove && !isCurrentlyBelow) {
      newDirection = 'below';
    }

    if (!enoughRoomBelow && enoughRoomAbove && !isCurrentlyAbove) {
      newDirection = 'above';
    } else if (!enoughRoomAbove && enoughRoomBelow && isCurrentlyAbove) {
      newDirection = 'below';
    }

    if (newDirection == 'above' ||
      (isCurrentlyAbove && newDirection !== 'below')) {
      css.top = container.top - dropdown.height;
    }

    if (newDirection != null) {
      this.$dropdown
        .removeClass('select2-dropdown--below select2-dropdown--above')
        .addClass('select2-dropdown--' + newDirection);
      this.$container
        .removeClass('select2-container--below select2-container--above')
        .addClass('select2-container--' + newDirection);
    }

    this.$dropdownContainer.css(css);
  };

  AttachBody.prototype._resizeDropdown = function () {
    this.$dropdownContainer.width();

    var css = {
      width: this.$container.outerWidth(false) + 'px'
    };

    if (this.options.get('dropdownAutoWidth')) {
      css.minWidth = css.width;
      css.width = 'auto';
    }

    this.$dropdown.css(css);
  };

  AttachBody.prototype._showDropdown = function (decorated) {
    this.$dropdownContainer.appendTo(this.$dropdownParent);

    this._positionDropdown();
    this._resizeDropdown();
  };

  return AttachBody;
});

S2.define('select2/dropdown/minimumResultsForSearch',[

], function () {
  function countResults (data) {
      if (!data) return 0;
      var count = 0;

    for (var d = 0; d < data.length; d++) {
      var item = data[d];

      if (item.children) {
        count += countResults(item.children);
      } else {
        count++;
      }
    }

    return count;
  }

  function MinimumResultsForSearch (decorated, $element, options, dataAdapter) {
    this.minimumResultsForSearch = options.get('minimumResultsForSearch');

    if (this.minimumResultsForSearch < 0) {
      this.minimumResultsForSearch = Infinity;
    }

    decorated.call(this, $element, options, dataAdapter);
  }

  MinimumResultsForSearch.prototype.showSearch = function (decorated, params) {
    if (countResults(params.data.results) < this.minimumResultsForSearch) {
      return false;
    }

    return decorated.call(this, params);
  };

  return MinimumResultsForSearch;
});

S2.define('select2/dropdown/selectOnClose',[

], function () {
  function SelectOnClose () { }

  SelectOnClose.prototype.bind = function (decorated, container, $container) {
    var self = this;

    decorated.call(this, container, $container);

    container.on('close', function () {
      self._handleSelectOnClose();
    });
  };

  SelectOnClose.prototype._handleSelectOnClose = function () {
    var $highlightedResults = this.getHighlightedResults();

    if ($highlightedResults.length < 1) {
      return;
    }

    this.trigger('select', {
        data: $highlightedResults.data('data')
    });
  };

  return SelectOnClose;
});

S2.define('select2/dropdown/closeOnSelect',[

], function () {
  function CloseOnSelect () { }

  CloseOnSelect.prototype.bind = function (decorated, container, $container) {
    var self = this;

    decorated.call(this, container, $container);

    container.on('select', function (evt) {
      self._selectTriggered(evt);
    });

    container.on('unselect', function (evt) {
      self._selectTriggered(evt);
    });
  };

  CloseOnSelect.prototype._selectTriggered = function (_, evt) {
    var originalEvent = evt.originalEvent;

    // Don't close if the control key is being held
    if (originalEvent && originalEvent.ctrlKey) {
      return;
    }

    this.trigger('close');
  };

  return CloseOnSelect;
});

S2.define('select2/i18n/en',[],function () {
  // English
  return {
    errorLoading: function () {
      return 'The results could not be loaded.';
    },
    inputTooLong: function (args) {
      var overChars = args.input.length - args.maximum;

      var message = 'Please delete ' + overChars + ' character';

      if (overChars != 1) {
        message += 's';
      }

      return message;
    },
    inputTooShort: function (args) {
      var remainingChars = args.minimum - args.input.length;
      var message = 'Please enter ' + remainingChars + ' or more characters';
      return message;
    },
    loadingMore: function () {
      return 'Loading more results…';
    },
    maximumSelected: function (args) {
      var message = 'You can only select ' + args.maximum + ' item';

      if (args.maximum != 1) {
        message += 's';
      }

      return message;
    },
    noResults: function () {
      return 'No results found';
    },
    searching: function () {
      return 'Searching…';
    }
  };
});

S2.define('select2/defaults',[
  'jquery',
  'require',

  './results',

  './selection/single',
  './selection/multiple',
  './selection/placeholder',
  './selection/allowClear',
  './selection/search',
  './selection/eventRelay',

  './utils',
  './translation',
  './diacritics',

  './data/select',
  './data/array',
  './data/ajax',
  './data/tags',
  './data/tokenizer',
  './data/minimumInputLength',
  './data/maximumInputLength',
  './data/maximumSelectionLength',

  './dropdown',
  './dropdown/search',
  './dropdown/hidePlaceholder',
  './dropdown/infiniteScroll',
  './dropdown/attachBody',
  './dropdown/minimumResultsForSearch',
  './dropdown/selectOnClose',
  './dropdown/closeOnSelect',

  './i18n/en'
], function ($, require,

             ResultsList,

             SingleSelection, MultipleSelection, Placeholder, AllowClear,
             SelectionSearch, EventRelay,

             Utils, Translation, DIACRITICS,

             SelectData, ArrayData, AjaxData, Tags, Tokenizer,
             MinimumInputLength, MaximumInputLength, MaximumSelectionLength,

             Dropdown, DropdownSearch, HidePlaceholder, InfiniteScroll,
             AttachBody, MinimumResultsForSearch, SelectOnClose, CloseOnSelect,

             EnglishTranslation) {
  function Defaults () {
    this.reset();
  }

  Defaults.prototype.apply = function (options) {
    options = $.extend({}, this.defaults, options);

    if (options.dataAdapter == null) {
      if (options.ajax != null) {
        options.dataAdapter = AjaxData;
      } else if (options.data != null) {
        options.dataAdapter = ArrayData;
      } else {
        options.dataAdapter = SelectData;
      }

      if (options.minimumInputLength > 0) {
        options.dataAdapter = Utils.Decorate(
          options.dataAdapter,
          MinimumInputLength
        );
      }

      if (options.maximumInputLength > 0) {
        options.dataAdapter = Utils.Decorate(
          options.dataAdapter,
          MaximumInputLength
        );
      }

      if (options.maximumSelectionLength > 0) {
        options.dataAdapter = Utils.Decorate(
          options.dataAdapter,
          MaximumSelectionLength
        );
      }

      if (options.tags) {
        options.dataAdapter = Utils.Decorate(options.dataAdapter, Tags);
      }

      if (options.tokenSeparators != null || options.tokenizer != null) {
        options.dataAdapter = Utils.Decorate(
          options.dataAdapter,
          Tokenizer
        );
      }

      if (options.query != null) {
        var Query = require(options.amdBase + 'compat/query');

        options.dataAdapter = Utils.Decorate(
          options.dataAdapter,
          Query
        );
      }

      if (options.initSelection != null) {
        var InitSelection = require(options.amdBase + 'compat/initSelection');

        options.dataAdapter = Utils.Decorate(
          options.dataAdapter,
          InitSelection
        );
      }
    }

    if (options.resultsAdapter == null) {
      options.resultsAdapter = ResultsList;

      if (options.ajax != null) {
        options.resultsAdapter = Utils.Decorate(
          options.resultsAdapter,
          InfiniteScroll
        );
      }

      if (options.placeholder != null) {
        options.resultsAdapter = Utils.Decorate(
          options.resultsAdapter,
          HidePlaceholder
        );
      }

      if (options.selectOnClose) {
        options.resultsAdapter = Utils.Decorate(
          options.resultsAdapter,
          SelectOnClose
        );
      }
    }

    if (options.dropdownAdapter == null) {
      if (options.multiple) {
        options.dropdownAdapter = Dropdown;
      } else {
        var SearchableDropdown = Utils.Decorate(Dropdown, DropdownSearch);

        options.dropdownAdapter = SearchableDropdown;
      }

      if (options.minimumResultsForSearch !== 0) {
        options.dropdownAdapter = Utils.Decorate(
          options.dropdownAdapter,
          MinimumResultsForSearch
        );
      }

      if (options.closeOnSelect) {
        options.dropdownAdapter = Utils.Decorate(
          options.dropdownAdapter,
          CloseOnSelect
        );
      }

      if (
        options.dropdownCssClass != null ||
        options.dropdownCss != null ||
        options.adaptDropdownCssClass != null
      ) {
        var DropdownCSS = require(options.amdBase + 'compat/dropdownCss');

        options.dropdownAdapter = Utils.Decorate(
          options.dropdownAdapter,
          DropdownCSS
        );
      }

      options.dropdownAdapter = Utils.Decorate(
        options.dropdownAdapter,
        AttachBody
      );
    }

    if (options.selectionAdapter == null) {
      if (options.multiple) {
        options.selectionAdapter = MultipleSelection;
      } else {
        options.selectionAdapter = SingleSelection;
      }

      // Add the placeholder mixin if a placeholder was specified
      if (options.placeholder != null) {
        options.selectionAdapter = Utils.Decorate(
          options.selectionAdapter,
          Placeholder
        );
      }

      if (options.allowClear) {
        options.selectionAdapter = Utils.Decorate(
          options.selectionAdapter,
          AllowClear
        );
      }

      if (options.multiple) {
        options.selectionAdapter = Utils.Decorate(
          options.selectionAdapter,
          SelectionSearch
        );
      }

      if (
        options.containerCssClass != null ||
        options.containerCss != null ||
        options.adaptContainerCssClass != null
      ) {
        var ContainerCSS = require(options.amdBase + 'compat/containerCss');

        options.selectionAdapter = Utils.Decorate(
          options.selectionAdapter,
          ContainerCSS
        );
      }

      options.selectionAdapter = Utils.Decorate(
        options.selectionAdapter,
        EventRelay
      );
    }

    if (typeof options.language === 'string') {
      // Check if the language is specified with a region
      if (options.language.indexOf('-') > 0) {
        // Extract the region information if it is included
        var languageParts = options.language.split('-');
        var baseLanguage = languageParts[0];

        options.language = [options.language, baseLanguage];
      } else {
        options.language = [options.language];
      }
    }

    if ($.isArray(options.language)) {
      var languages = new Translation();
      options.language.push('en');

      var languageNames = options.language;

      for (var l = 0; l < languageNames.length; l++) {
        var name = languageNames[l];
        var language = {};

        try {
          // Try to load it with the original name
          language = Translation.loadPath(name);
        } catch (e) {
          try {
            // If we couldn't load it, check if it wasn't the full path
            name = this.defaults.amdLanguageBase + name;
            language = Translation.loadPath(name);
          } catch (ex) {
            // The translation could not be loaded at all. Sometimes this is
            // because of a configuration problem, other times this can be
            // because of how Select2 helps load all possible translation files.
            if (options.debug && window.console && console.warn) {
              console.warn(
                'Select2: The language file for "' + name + '" could not be ' +
                'automatically loaded. A fallback will be used instead.'
              );
            }

            continue;
          }
        }

        languages.extend(language);
      }

      options.translations = languages;
    } else {
      var baseTranslation = Translation.loadPath(
        this.defaults.amdLanguageBase + 'en'
      );
      var customTranslation = new Translation(options.language);

      customTranslation.extend(baseTranslation);

      options.translations = customTranslation;
    }

    return options;
  };

  Defaults.prototype.reset = function () {
    function stripDiacritics (text) {
      // Used 'uni range + named function' from http://jsperf.com/diacritics/18
      function match(a) {
        return DIACRITICS[a] || a;
      }

      return text.replace(/[^\u0000-\u007E]/g, match);
    }

    function matcher (params, data) {
      // Always return the object if there is nothing to compare
      if ($.trim(params.term) === '') {
        return data;
      }

      // Do a recursive check for options with children
      if (data.children && data.children.length > 0) {
        // Clone the data object if there are children
        // This is required as we modify the object to remove any non-matches
        var match = $.extend(true, {}, data);

        // Check each child of the option
        for (var c = data.children.length - 1; c >= 0; c--) {
          var child = data.children[c];

          var matches = matcher(params, child);

          // If there wasn't a match, remove the object in the array
          if (matches == null) {
            match.children.splice(c, 1);
          }
        }

        // If any children matched, return the new object
        if (match.children.length > 0) {
          return match;
        }

        // If there were no matching children, check just the plain object
        return matcher(params, match);
      }

      var original = stripDiacritics(data.text).toUpperCase();
      var term = stripDiacritics(params.term).toUpperCase();

      // Check if the text contains the term
      if (original.indexOf(term) > -1) {
        return data;
      }

      // If it doesn't contain the term, don't return anything
      return null;
    }

    this.defaults = {
      amdBase: './',
      amdLanguageBase: './i18n/',
      closeOnSelect: true,
      debug: false,
      dropdownAutoWidth: false,
      escapeMarkup: Utils.escapeMarkup,
      language: EnglishTranslation,
      matcher: matcher,
      minimumInputLength: 0,
      maximumInputLength: 0,
      maximumSelectionLength: 0,
      minimumResultsForSearch: 0,
      selectOnClose: false,
      sorter: function (data) {
        return data;
      },
      templateResult: function (result) {
        return result.text;
      },
      templateSelection: function (selection) {
        return selection.text;
      },
      theme: 'default',
      width: 'resolve'
    };
  };

  Defaults.prototype.set = function (key, value) {
    var camelKey = $.camelCase(key);

    var data = {};
    data[camelKey] = value;

    var convertedData = Utils._convertData(data);

    $.extend(this.defaults, convertedData);
  };

  var defaults = new Defaults();

  return defaults;
});

S2.define('select2/options',[
  'require',
  'jquery',
  './defaults',
  './utils'
], function (require, $, Defaults, Utils) {
  function Options (options, $element) {
    this.options = options;

    if ($element != null) {
      this.fromElement($element);
    }

    this.options = Defaults.apply(this.options);

    if ($element && $element.is('input')) {
      var InputCompat = require(this.get('amdBase') + 'compat/inputData');

      this.options.dataAdapter = Utils.Decorate(
        this.options.dataAdapter,
        InputCompat
      );
    }
  }

  Options.prototype.fromElement = function ($e) {
    var excludedData = ['select2'];

    if (this.options.multiple == null) {
      this.options.multiple = $e.prop('multiple');
    }

    if (this.options.disabled == null) {
      this.options.disabled = $e.prop('disabled');
    }

    if (this.options.language == null) {
      if ($e.prop('lang')) {
        this.options.language = $e.prop('lang').toLowerCase();
      } else if ($e.closest('[lang]').prop('lang')) {
        this.options.language = $e.closest('[lang]').prop('lang');
      }
    }

    if (this.options.dir == null) {
      if ($e.prop('dir')) {
        this.options.dir = $e.prop('dir');
      } else if ($e.closest('[dir]').prop('dir')) {
        this.options.dir = $e.closest('[dir]').prop('dir');
      } else {
        this.options.dir = 'ltr';
      }
    }

    $e.prop('disabled', this.options.disabled);
    $e.prop('multiple', this.options.multiple);

    if ($e.data('select2Tags')) {
      if (this.options.debug && window.console && console.warn) {
        console.warn(
          'Select2: The `data-select2-tags` attribute has been changed to ' +
          'use the `data-data` and `data-tags="true"` attributes and will be ' +
          'removed in future versions of Select2.'
        );
      }

      $e.data('data', $e.data('select2Tags'));
      $e.data('tags', true);
    }

    if ($e.data('ajaxUrl')) {
      if (this.options.debug && window.console && console.warn) {
        console.warn(
          'Select2: The `data-ajax-url` attribute has been changed to ' +
          '`data-ajax--url` and support for the old attribute will be removed' +
          ' in future versions of Select2.'
        );
      }

      $e.attr('ajax--url', $e.data('ajaxUrl'));
      $e.data('ajax--url', $e.data('ajaxUrl'));
    }

    var dataset = {};

    // Prefer the element's `dataset` attribute if it exists
    // jQuery 1.x does not correctly handle data attributes with multiple dashes
    if ($.fn.jquery && $.fn.jquery.substr(0, 2) == '1.' && $e[0].dataset) {
      dataset = $.extend(true, {}, $e[0].dataset, $e.data());
    } else {
      dataset = $e.data();
    }

    var data = $.extend(true, {}, dataset);

    data = Utils._convertData(data);

    for (var key in data) {
      if ($.inArray(key, excludedData) > -1) {
        continue;
      }

      if ($.isPlainObject(this.options[key])) {
        $.extend(this.options[key], data[key]);
      } else {
        this.options[key] = data[key];
      }
    }

    return this;
  };

  Options.prototype.get = function (key) {
    return this.options[key];
  };

  Options.prototype.set = function (key, val) {
    this.options[key] = val;
  };

  return Options;
});

S2.define('select2/core',[
  'jquery',
  './options',
  './utils',
  './keys'
], function ($, Options, Utils, KEYS) {
  var Select2 = function ($element, options) {
    if ($element.data('select2') != null) {
      $element.data('select2').destroy();
    }

    this.$element = $element;

    this.id = this._generateId($element);

    options = options || {};

    this.options = new Options(options, $element);

    Select2.__super__.constructor.call(this);

    // Set up the tabindex

    var tabindex = $element.attr('tabindex') || 0;
    $element.data('old-tabindex', tabindex);
    $element.attr('tabindex', '-1');

    // Set up containers and adapters

    var DataAdapter = this.options.get('dataAdapter');
    this.dataAdapter = new DataAdapter($element, this.options);

    var $container = this.render();

    this._placeContainer($container);

    var SelectionAdapter = this.options.get('selectionAdapter');
    this.selection = new SelectionAdapter($element, this.options);
    this.$selection = this.selection.render();

    this.selection.position(this.$selection, $container);

    var DropdownAdapter = this.options.get('dropdownAdapter');
    this.dropdown = new DropdownAdapter($element, this.options);
    this.$dropdown = this.dropdown.render();

    this.dropdown.position(this.$dropdown, $container);

    var ResultsAdapter = this.options.get('resultsAdapter');
    this.results = new ResultsAdapter($element, this.options, this.dataAdapter);
    this.$results = this.results.render();

    this.results.position(this.$results, this.$dropdown);

    // Bind events

    var self = this;

    // Bind the container to all of the adapters
    this._bindAdapters();

    // Register any DOM event handlers
    this._registerDomEvents();

    // Register any internal event handlers
    this._registerDataEvents();
    this._registerSelectionEvents();
    this._registerDropdownEvents();
    this._registerResultsEvents();
    this._registerEvents();

    // Set the initial state
    this.dataAdapter.current(function (initialData) {
      self.trigger('selection:update', {
        data: initialData
      });
    });

    // Hide the original select
    $element.addClass('select2-hidden-accessible');
	$element.attr('aria-hidden', 'true');
	
    // Synchronize any monitored attributes
    this._syncAttributes();

    $element.data('select2', this);
  };

  Utils.Extend(Select2, Utils.Observable);

  Select2.prototype._generateId = function ($element) {
    var id = '';

    if ($element.attr('id') != null) {
      id = $element.attr('id');
    } else if ($element.attr('name') != null) {
      id = $element.attr('name') + '-' + Utils.generateChars(2);
    } else {
      id = Utils.generateChars(4);
    }

    id = 'select2-' + id;

    return id;
  };

  Select2.prototype._placeContainer = function ($container) {
    $container.insertAfter(this.$element);

    var width = this._resolveWidth(this.$element, this.options.get('width'));

    if (width != null) {
      $container.css('width', width);
    }
  };

  Select2.prototype._resolveWidth = function ($element, method) {
    var WIDTH = /^width:(([-+]?([0-9]*\.)?[0-9]+)(px|em|ex|%|in|cm|mm|pt|pc))/i;

    if (method == 'resolve') {
      var styleWidth = this._resolveWidth($element, 'style');

      if (styleWidth != null) {
        return styleWidth;
      }

      return this._resolveWidth($element, 'element');
    }

    if (method == 'element') {
      var elementWidth = $element.outerWidth(false);

      if (elementWidth <= 0) {
        return 'auto';
      }

      return elementWidth + 'px';
    }

    if (method == 'style') {
      var style = $element.attr('style');

      if (typeof(style) !== 'string') {
        return null;
      }

      var attrs = style.split(';');

      for (var i = 0, l = attrs.length; i < l; i = i + 1) {
        var attr = attrs[i].replace(/\s/g, '');
        var matches = attr.match(WIDTH);

        if (matches !== null && matches.length >= 1) {
          return matches[1];
        }
      }

      return null;
    }

    return method;
  };

  Select2.prototype._bindAdapters = function () {
    this.dataAdapter.bind(this, this.$container);
    this.selection.bind(this, this.$container);

    this.dropdown.bind(this, this.$container);
    this.results.bind(this, this.$container);
  };

  Select2.prototype._registerDomEvents = function () {
    var self = this;

    this.$element.on('change.select2', function () {
      self.dataAdapter.current(function (data) {
        self.trigger('selection:update', {
          data: data
        });
      });
    });

    this._sync = Utils.bind(this._syncAttributes, this);

    if (this.$element[0].attachEvent) {
      this.$element[0].attachEvent('onpropertychange', this._sync);
    }

    var observer = window.MutationObserver ||
      window.WebKitMutationObserver ||
      window.MozMutationObserver
    ;

    if (observer != null) {
      this._observer = new observer(function (mutations) {
        $.each(mutations, self._sync);
      });
      this._observer.observe(this.$element[0], {
        attributes: true,
        subtree: false
      });
    } else if (this.$element[0].addEventListener) {
      this.$element[0].addEventListener('DOMAttrModified', self._sync, false);
    }
  };

  Select2.prototype._registerDataEvents = function () {
    var self = this;

    this.dataAdapter.on('*', function (name, params) {
      self.trigger(name, params);
    });
  };

  Select2.prototype._registerSelectionEvents = function () {
    var self = this;
    var nonRelayEvents = ['toggle'];

    this.selection.on('toggle', function () {
      self.toggleDropdown();
    });

    this.selection.on('*', function (name, params) {
      if ($.inArray(name, nonRelayEvents) !== -1) {
        return;
      }

      self.trigger(name, params);
    });
  };

  Select2.prototype._registerDropdownEvents = function () {
    var self = this;

    this.dropdown.on('*', function (name, params) {
      self.trigger(name, params);
    });
  };

  Select2.prototype._registerResultsEvents = function () {
    var self = this;

    this.results.on('*', function (name, params) {
      self.trigger(name, params);
    });
  };

  Select2.prototype._registerEvents = function () {
    var self = this;

    this.on('open', function () {
      self.$container.addClass('select2-container--open');
    });

    this.on('close', function () {
      self.$container.removeClass('select2-container--open');
    });

    this.on('enable', function () {
      self.$container.removeClass('select2-container--disabled');
    });

    this.on('disable', function () {
      self.$container.addClass('select2-container--disabled');
    });

    this.on('focus', function () {
      self.$container.addClass('select2-container--focus');
    });

    this.on('blur', function () {
      self.$container.removeClass('select2-container--focus');
    });

    this.on('query', function (params) {
      if (!self.isOpen()) {
        self.trigger('open');
      }

      this.dataAdapter.query(params, function (data) {
        self.trigger('results:all', {
          data: data,
          query: params
        });
      });
    });

    this.on('query:append', function (params) {
      this.dataAdapter.query(params, function (data) {
        self.trigger('results:append', {
          data: data,
          query: params
        });
      });
    });

    this.on('keypress', function (evt) {
      var key = evt.which;

      if (self.isOpen()) {
        if (key === KEYS.ENTER) {
          self.trigger('results:select');

          evt.preventDefault();
        } else if ((key === KEYS.SPACE && evt.ctrlKey)) {
          self.trigger('results:toggle');

          evt.preventDefault();
        } else if (key === KEYS.UP) {
          self.trigger('results:previous');

          evt.preventDefault();
        } else if (key === KEYS.DOWN) {
          self.trigger('results:next');

          evt.preventDefault();
        } else if (key === KEYS.ESC || key === KEYS.TAB) {
          self.close();

          evt.preventDefault();
        }
      } else {
        if (key === KEYS.ENTER || key === KEYS.SPACE ||
            ((key === KEYS.DOWN || key === KEYS.UP) && evt.altKey)) {
          self.open();

          evt.preventDefault();
        }
      }
    });
  };

  Select2.prototype._syncAttributes = function () {
    this.options.set('disabled', this.$element.prop('disabled'));

    if (this.options.get('disabled')) {
      if (this.isOpen()) {
        this.close();
      }

      this.trigger('disable');
    } else {
      this.trigger('enable');
    }
  };

  /**
   * Override the trigger method to automatically trigger pre-events when
   * there are events that can be prevented.
   */
  Select2.prototype.trigger = function (name, args) {
    var actualTrigger = Select2.__super__.trigger;
    var preTriggerMap = {
      'open': 'opening',
      'close': 'closing',
      'select': 'selecting',
      'unselect': 'unselecting'
    };

    if (name in preTriggerMap) {
      var preTriggerName = preTriggerMap[name];
      var preTriggerArgs = {
        prevented: false,
        name: name,
        args: args
      };

      actualTrigger.call(this, preTriggerName, preTriggerArgs);

      if (preTriggerArgs.prevented) {
        args.prevented = true;

        return;
      }
    }

    actualTrigger.call(this, name, args);
  };

  Select2.prototype.toggleDropdown = function () {
    if (this.options.get('disabled')) {
      return;
    }

    if (this.isOpen()) {
      this.close();
    } else {
      this.open();
    }
  };

  Select2.prototype.open = function () {
    if (this.isOpen()) {
      return;
    }

    this.trigger('query', {});

    this.trigger('open');
  };

  Select2.prototype.close = function () {
    if (!this.isOpen()) {
      return;
    }

    this.trigger('close');
  };

  Select2.prototype.isOpen = function () {
    return this.$container.hasClass('select2-container--open');
  };

  Select2.prototype.enable = function (args) {
    if (this.options.get('debug') && window.console && console.warn) {
      console.warn(
        'Select2: The `select2("enable")` method has been deprecated and will' +
        ' be removed in later Select2 versions. Use $element.prop("disabled")' +
        ' instead.'
      );
    }

    if (args == null || args.length === 0) {
      args = [true];
    }

    var disabled = !args[0];

    this.$element.prop('disabled', disabled);
  };

  Select2.prototype.data = function () {
    if (this.options.get('debug') &&
        arguments.length > 0 && window.console && console.warn) {
      console.warn(
        'Select2: Data can no longer be set using `select2("data")`. You ' +
        'should consider setting the value instead using `$element.val()`.'
      );
    }

    var data = [];

    this.dataAdapter.current(function (currentData) {
      data = currentData;
    });

    return data;
  };

  Select2.prototype.val = function (args) {
    if (this.options.get('debug') && window.console && console.warn) {
      console.warn(
        'Select2: The `select2("val")` method has been deprecated and will be' +
        ' removed in later Select2 versions. Use $element.val() instead.'
      );
    }

    if (args == null || args.length === 0) {
      return this.$element.val();
    }

    var newVal = args[0];

    if ($.isArray(newVal)) {
      newVal = $.map(newVal, function (obj) {
        return obj.toString();
      });
    }

    this.$element.val(newVal).trigger('change');
  };

  Select2.prototype.destroy = function () {
    this.$container.remove();

    if (this.$element[0].detachEvent) {
      this.$element[0].detachEvent('onpropertychange', this._sync);
    }

    if (this._observer != null) {
      this._observer.disconnect();
      this._observer = null;
    } else if (this.$element[0].removeEventListener) {
      this.$element[0]
        .removeEventListener('DOMAttrModified', this._sync, false);
    }

    this._sync = null;

    this.$element.off('.select2');
    this.$element.attr('tabindex', this.$element.data('old-tabindex'));

    this.$element.removeClass('select2-hidden-accessible');
	this.$element.attr('aria-hidden', 'false');
    this.$element.removeData('select2');

    this.dataAdapter.destroy();
    this.selection.destroy();
    this.dropdown.destroy();
    this.results.destroy();

    this.dataAdapter = null;
    this.selection = null;
    this.dropdown = null;
    this.results = null;
  };

  Select2.prototype.render = function () {
    var $container = $(
      '<span class="select2 select2-container">' +
        '<span class="selection"></span>' +
        '<span class="dropdown-wrapper" aria-hidden="true"></span>' +
      '</span>'
    );

    $container.attr('dir', this.options.get('dir'));

    this.$container = $container;

    this.$container.addClass('select2-container--' + this.options.get('theme'));

    $container.data('element', this.$element);

    return $container;
  };

  return Select2;
});

S2.define('select2/compat/utils',[
  'jquery'
], function ($) {
  function syncCssClasses ($dest, $src, adapter) {
    var classes, replacements = [], adapted;

    classes = $.trim($dest.attr('class'));

    if (classes) {
      classes = '' + classes; // for IE which returns object

      $(classes.split(/\s+/)).each(function () {
        // Save all Select2 classes
        if (this.indexOf('select2-') === 0) {
          replacements.push(this);
        }
      });
    }

    classes = $.trim($src.attr('class'));

    if (classes) {
      classes = '' + classes; // for IE which returns object

      $(classes.split(/\s+/)).each(function () {
        // Only adapt non-Select2 classes
        if (this.indexOf('select2-') !== 0) {
          adapted = adapter(this);

          if (adapted != null) {
            replacements.push(adapted);
          }
        }
      });
    }

    $dest.attr('class', replacements.join(' '));
  }

  return {
    syncCssClasses: syncCssClasses
  };
});

S2.define('select2/compat/containerCss',[
  'jquery',
  './utils'
], function ($, CompatUtils) {
  // No-op CSS adapter that discards all classes by default
  function _containerAdapter (clazz) {
    return null;
  }

  function ContainerCSS () { }

  ContainerCSS.prototype.render = function (decorated) {
    var $container = decorated.call(this);

    var containerCssClass = this.options.get('containerCssClass') || '';

    if ($.isFunction(containerCssClass)) {
      containerCssClass = containerCssClass(this.$element);
    }

    var containerCssAdapter = this.options.get('adaptContainerCssClass');
    containerCssAdapter = containerCssAdapter || _containerAdapter;

    if (containerCssClass.indexOf(':all:') !== -1) {
      containerCssClass = containerCssClass.replace(':all', '');

      var _cssAdapter = containerCssAdapter;

      containerCssAdapter = function (clazz) {
        var adapted = _cssAdapter(clazz);

        if (adapted != null) {
          // Append the old one along with the adapted one
          return adapted + ' ' + clazz;
        }

        return clazz;
      };
    }

    var containerCss = this.options.get('containerCss') || {};

    if ($.isFunction(containerCss)) {
      containerCss = containerCss(this.$element);
    }

    CompatUtils.syncCssClasses($container, this.$element, containerCssAdapter);

    $container.css(containerCss);
    $container.addClass(containerCssClass);

    return $container;
  };

  return ContainerCSS;
});

S2.define('select2/compat/dropdownCss',[
  'jquery',
  './utils'
], function ($, CompatUtils) {
  // No-op CSS adapter that discards all classes by default
  function _dropdownAdapter (clazz) {
    return null;
  }

  function DropdownCSS () { }

  DropdownCSS.prototype.render = function (decorated) {
    var $dropdown = decorated.call(this);

    var dropdownCssClass = this.options.get('dropdownCssClass') || '';

    if ($.isFunction(dropdownCssClass)) {
      dropdownCssClass = dropdownCssClass(this.$element);
    }

    var dropdownCssAdapter = this.options.get('adaptDropdownCssClass');
    dropdownCssAdapter = dropdownCssAdapter || _dropdownAdapter;

    if (dropdownCssClass.indexOf(':all:') !== -1) {
      dropdownCssClass = dropdownCssClass.replace(':all', '');

      var _cssAdapter = dropdownCssAdapter;

      dropdownCssAdapter = function (clazz) {
        var adapted = _cssAdapter(clazz);

        if (adapted != null) {
          // Append the old one along with the adapted one
          return adapted + ' ' + clazz;
        }

        return clazz;
      };
    }

    var dropdownCss = this.options.get('dropdownCss') || {};

    if ($.isFunction(dropdownCss)) {
      dropdownCss = dropdownCss(this.$element);
    }

    CompatUtils.syncCssClasses($dropdown, this.$element, dropdownCssAdapter);

    $dropdown.css(dropdownCss);
    $dropdown.addClass(dropdownCssClass);

    return $dropdown;
  };

  return DropdownCSS;
});

S2.define('select2/compat/initSelection',[
  'jquery'
], function ($) {
  function InitSelection (decorated, $element, options) {
    if (options.get('debug') && window.console && console.warn) {
      console.warn(
        'Select2: The `initSelection` option has been deprecated in favor' +
        ' of a custom data adapter that overrides the `current` method. ' +
        'This method is now called multiple times instead of a single ' +
        'time when the instance is initialized. Support will be removed ' +
        'for the `initSelection` option in future versions of Select2'
      );
    }

    this.initSelection = options.get('initSelection');
    this._isInitialized = false;

    decorated.call(this, $element, options);
  }

  InitSelection.prototype.current = function (decorated, callback) {
    var self = this;

    if (this._isInitialized) {
      decorated.call(this, callback);

      return;
    }

    this.initSelection.call(null, this.$element, function (data) {
      self._isInitialized = true;

      if (!$.isArray(data)) {
        data = [data];
      }

      callback(data);
    });
  };

  return InitSelection;
});

S2.define('select2/compat/inputData',[
  'jquery'
], function ($) {
  function InputData (decorated, $element, options) {
    this._currentData = [];
    this._valueSeparator = options.get('valueSeparator') || ',';

    if ($element.prop('type') === 'hidden') {
      if (options.get('debug') && console && console.warn) {
        console.warn(
          'Select2: Using a hidden input with Select2 is no longer ' +
          'supported and may stop working in the future. It is recommended ' +
          'to use a `<select>` element instead.'
        );
      }
    }

    decorated.call(this, $element, options);
  }

  InputData.prototype.current = function (_, callback) {
    function getSelected (data, selectedIds) {
      var selected = [];

      if (data.selected || $.inArray(data.id, selectedIds) !== -1) {
        data.selected = true;
        selected.push(data);
      } else {
        data.selected = false;
      }

      if (data.children) {
        selected.push.apply(selected, getSelected(data.children, selectedIds));
      }

      return selected;
    }

    var selected = [];

    for (var d = 0; d < this._currentData.length; d++) {
      var data = this._currentData[d];

      selected.push.apply(
        selected,
        getSelected(
          data,
          this.$element.val().split(
            this._valueSeparator
          )
        )
      );
    }

    callback(selected);
  };

  InputData.prototype.select = function (_, data) {
    if (!this.options.get('multiple')) {
      this.current(function (allData) {
        $.map(allData, function (data) {
          data.selected = false;
        });
      });

      this.$element.val(data.id);
      this.$element.trigger('change');
    } else {
      var value = this.$element.val();
      value += this._valueSeparator + data.id;

      this.$element.val(value);
      this.$element.trigger('change');
    }
  };

  InputData.prototype.unselect = function (_, data) {
    var self = this;

    data.selected = false;

    this.current(function (allData) {
      var values = [];

      for (var d = 0; d < allData.length; d++) {
        var item = allData[d];

        if (data.id == item.id) {
          continue;
        }

        values.push(item.id);
      }

      self.$element.val(values.join(self._valueSeparator));
      self.$element.trigger('change');
    });
  };

  InputData.prototype.query = function (_, params, callback) {
    var results = [];

    for (var d = 0; d < this._currentData.length; d++) {
      var data = this._currentData[d];

      var matches = this.matches(params, data);

      if (matches !== null) {
        results.push(matches);
      }
    }

    callback({
      results: results
    });
  };

  InputData.prototype.addOptions = function (_, $options) {
    var options = $.map($options, function ($option) {
      return $.data($option[0], 'data');
    });

    this._currentData.push.apply(this._currentData, options);
  };

  return InputData;
});

S2.define('select2/compat/matcher',[
  'jquery'
], function ($) {
  function oldMatcher (matcher) {
    function wrappedMatcher (params, data) {
      var match = $.extend(true, {}, data);

      if (params.term == null || $.trim(params.term) === '') {
        return match;
      }

      if (data.children) {
        for (var c = data.children.length - 1; c >= 0; c--) {
          var child = data.children[c];

          // Check if the child object matches
          // The old matcher returned a boolean true or false
          var doesMatch = matcher(params.term, child.text, child);

          // If the child didn't match, pop it off
          if (!doesMatch) {
            match.children.splice(c, 1);
          }
        }

        if (match.children.length > 0) {
          return match;
        }
      }

      if (matcher(params.term, data.text, data)) {
        return match;
      }

      return null;
    }

    return wrappedMatcher;
  }

  return oldMatcher;
});

S2.define('select2/compat/query',[

], function () {
  function Query (decorated, $element, options) {
    if (options.get('debug') && window.console && console.warn) {
      console.warn(
        'Select2: The `query` option has been deprecated in favor of a ' +
        'custom data adapter that overrides the `query` method. Support ' +
        'will be removed for the `query` option in future versions of ' +
        'Select2.'
      );
    }

    decorated.call(this, $element, options);
  }

  Query.prototype.query = function (_, params, callback) {
    params.callback = callback;

    var query = this.options.get('query');

    query.call(null, params);
  };

  return Query;
});

S2.define('select2/dropdown/attachContainer',[

], function () {
  function AttachContainer (decorated, $element, options) {
    decorated.call(this, $element, options);
  }

  AttachContainer.prototype.position =
    function (decorated, $dropdown, $container) {
    var $dropdownContainer = $container.find('.dropdown-wrapper');
    $dropdownContainer.append($dropdown);

    $dropdown.addClass('select2-dropdown--below');
    $container.addClass('select2-container--below');
  };

  return AttachContainer;
});

S2.define('select2/dropdown/stopPropagation',[

], function () {
  function StopPropagation () { }

  StopPropagation.prototype.bind = function (decorated, container, $container) {
    decorated.call(this, container, $container);

    var stoppedEvents = [
    'blur',
    'change',
    'click',
    'dblclick',
    'focus',
    'focusin',
    'focusout',
    'input',
    'keydown',
    'keyup',
    'keypress',
    'mousedown',
    'mouseenter',
    'mouseleave',
    'mousemove',
    'mouseover',
    'mouseup',
    'search',
    'touchend',
    'touchstart'
    ];

    this.$dropdown.on(stoppedEvents.join(' '), function (evt) {
      evt.stopPropagation();
    });
  };

  return StopPropagation;
});

S2.define('select2/selection/stopPropagation',[

], function () {
  function StopPropagation () { }

  StopPropagation.prototype.bind = function (decorated, container, $container) {
    decorated.call(this, container, $container);

    var stoppedEvents = [
      'blur',
      'change',
      'click',
      'dblclick',
      'focus',
      'focusin',
      'focusout',
      'input',
      'keydown',
      'keyup',
      'keypress',
      'mousedown',
      'mouseenter',
      'mouseleave',
      'mousemove',
      'mouseover',
      'mouseup',
      'search',
      'touchend',
      'touchstart'
    ];

    this.$selection.on(stoppedEvents.join(' '), function (evt) {
      evt.stopPropagation();
    });
  };

  return StopPropagation;
});

S2.define('jquery.select2',[
  'jquery',
  'require',

  './select2/core',
  './select2/defaults'
], function ($, require, Select2, Defaults) {
  // Force jQuery.mousewheel to be loaded if it hasn't already
  require('jquery.mousewheel');

  if ($.fn.select2 == null) {
    // All methods that should return the element
    var thisMethods = ['open', 'close', 'destroy'];

    $.fn.select2 = function (options) {
      options = options || {};

      if (typeof options === 'object') {
        this.each(function () {
          var instanceOptions = $.extend({}, options, true);

          var instance = new Select2($(this), instanceOptions);
        });

        return this;
      } else if (typeof options === 'string') {
        var instance = this.data('select2');

        if (instance == null && window.console && console.error) {
          console.error(
            'The select2(\'' + options + '\') method was called on an ' +
            'element that is not using Select2.'
          );
        }

        var args = Array.prototype.slice.call(arguments, 1);

        var ret = instance[options](args);

        // Check if we should be returning `this`
        if ($.inArray(options, thisMethods) > -1) {
          return this;
        }

        return ret;
      } else {
        throw new Error('Invalid arguments for Select2: ' + options);
      }
    };
  }

  if ($.fn.select2.defaults == null) {
    $.fn.select2.defaults = Defaults;
  }

  return Select2;
});

/*!
 * jQuery Mousewheel 3.1.12
 *
 * Copyright 2014 jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */

(function (factory) {
    if ( typeof S2.define === 'function' && S2.define.amd ) {
        // AMD. Register as an anonymous module.
        S2.define('jquery.mousewheel',['jquery'], factory);
    } else if (typeof exports === 'object') {
        // Node/CommonJS style for Browserify
        module.exports = factory;
    } else {
        // Browser globals
        factory(jQuery);
    }
}(function ($) {

    var toFix  = ['wheel', 'mousewheel', 'DOMMouseScroll', 'MozMousePixelScroll'],
        toBind = ( 'onwheel' in document || document.documentMode >= 9 ) ?
                    ['wheel'] : ['mousewheel', 'DomMouseScroll', 'MozMousePixelScroll'],
        slice  = Array.prototype.slice,
        nullLowestDeltaTimeout, lowestDelta;

    if ( $.event.fixHooks ) {
        for ( var i = toFix.length; i; ) {
            $.event.fixHooks[ toFix[--i] ] = $.event.mouseHooks;
        }
    }

    var special = $.event.special.mousewheel = {
        version: '3.1.12',

        setup: function() {
            if ( this.addEventListener ) {
                for ( var i = toBind.length; i; ) {
                    this.addEventListener( toBind[--i], handler, false );
                }
            } else {
                this.onmousewheel = handler;
            }
            // Store the line height and page height for this particular element
            $.data(this, 'mousewheel-line-height', special.getLineHeight(this));
            $.data(this, 'mousewheel-page-height', special.getPageHeight(this));
        },

        teardown: function() {
            if ( this.removeEventListener ) {
                for ( var i = toBind.length; i; ) {
                    this.removeEventListener( toBind[--i], handler, false );
                }
            } else {
                this.onmousewheel = null;
            }
            // Clean up the data we added to the element
            $.removeData(this, 'mousewheel-line-height');
            $.removeData(this, 'mousewheel-page-height');
        },

        getLineHeight: function(elem) {
            var $elem = $(elem),
                $parent = $elem['offsetParent' in $.fn ? 'offsetParent' : 'parent']();
            if (!$parent.length) {
                $parent = $('body');
            }
            return parseInt($parent.css('fontSize'), 10) || parseInt($elem.css('fontSize'), 10) || 16;
        },

        getPageHeight: function(elem) {
            return $(elem).height();
        },

        settings: {
            adjustOldDeltas: true, // see shouldAdjustOldDeltas() below
            normalizeOffset: true  // calls getBoundingClientRect for each event
        }
    };

    $.fn.extend({
        mousewheel: function(fn) {
            return fn ? this.bind('mousewheel', fn) : this.trigger('mousewheel');
        },

        unmousewheel: function(fn) {
            return this.unbind('mousewheel', fn);
        }
    });


    function handler(event) {
        var orgEvent   = event || window.event,
            args       = slice.call(arguments, 1),
            delta      = 0,
            deltaX     = 0,
            deltaY     = 0,
            absDelta   = 0,
            offsetX    = 0,
            offsetY    = 0;
        event = $.event.fix(orgEvent);
        event.type = 'mousewheel';

        // Old school scrollwheel delta
        if ( 'detail'      in orgEvent ) { deltaY = orgEvent.detail * -1;      }
        if ( 'wheelDelta'  in orgEvent ) { deltaY = orgEvent.wheelDelta;       }
        if ( 'wheelDeltaY' in orgEvent ) { deltaY = orgEvent.wheelDeltaY;      }
        if ( 'wheelDeltaX' in orgEvent ) { deltaX = orgEvent.wheelDeltaX * -1; }

        // Firefox < 17 horizontal scrolling related to DOMMouseScroll event
        if ( 'axis' in orgEvent && orgEvent.axis === orgEvent.HORIZONTAL_AXIS ) {
            deltaX = deltaY * -1;
            deltaY = 0;
        }

        // Set delta to be deltaY or deltaX if deltaY is 0 for backwards compatabilitiy
        delta = deltaY === 0 ? deltaX : deltaY;

        // New school wheel delta (wheel event)
        if ( 'deltaY' in orgEvent ) {
            deltaY = orgEvent.deltaY * -1;
            delta  = deltaY;
        }
        if ( 'deltaX' in orgEvent ) {
            deltaX = orgEvent.deltaX;
            if ( deltaY === 0 ) { delta  = deltaX * -1; }
        }

        // No change actually happened, no reason to go any further
        if ( deltaY === 0 && deltaX === 0 ) { return; }

        // Need to convert lines and pages to pixels if we aren't already in pixels
        // There are three delta modes:
        //   * deltaMode 0 is by pixels, nothing to do
        //   * deltaMode 1 is by lines
        //   * deltaMode 2 is by pages
        if ( orgEvent.deltaMode === 1 ) {
            var lineHeight = $.data(this, 'mousewheel-line-height');
            delta  *= lineHeight;
            deltaY *= lineHeight;
            deltaX *= lineHeight;
        } else if ( orgEvent.deltaMode === 2 ) {
            var pageHeight = $.data(this, 'mousewheel-page-height');
            delta  *= pageHeight;
            deltaY *= pageHeight;
            deltaX *= pageHeight;
        }

        // Store lowest absolute delta to normalize the delta values
        absDelta = Math.max( Math.abs(deltaY), Math.abs(deltaX) );

        if ( !lowestDelta || absDelta < lowestDelta ) {
            lowestDelta = absDelta;

            // Adjust older deltas if necessary
            if ( shouldAdjustOldDeltas(orgEvent, absDelta) ) {
                lowestDelta /= 40;
            }
        }

        // Adjust older deltas if necessary
        if ( shouldAdjustOldDeltas(orgEvent, absDelta) ) {
            // Divide all the things by 40!
            delta  /= 40;
            deltaX /= 40;
            deltaY /= 40;
        }

        // Get a whole, normalized value for the deltas
        delta  = Math[ delta  >= 1 ? 'floor' : 'ceil' ](delta  / lowestDelta);
        deltaX = Math[ deltaX >= 1 ? 'floor' : 'ceil' ](deltaX / lowestDelta);
        deltaY = Math[ deltaY >= 1 ? 'floor' : 'ceil' ](deltaY / lowestDelta);

        // Normalise offsetX and offsetY properties
        if ( special.settings.normalizeOffset && this.getBoundingClientRect ) {
            var boundingRect = this.getBoundingClientRect();
            offsetX = event.clientX - boundingRect.left;
            offsetY = event.clientY - boundingRect.top;
        }

        // Add information to the event object
        event.deltaX = deltaX;
        event.deltaY = deltaY;
        event.deltaFactor = lowestDelta;
        event.offsetX = offsetX;
        event.offsetY = offsetY;
        // Go ahead and set deltaMode to 0 since we converted to pixels
        // Although this is a little odd since we overwrite the deltaX/Y
        // properties with normalized deltas.
        event.deltaMode = 0;

        // Add event and delta to the front of the arguments
        args.unshift(event, delta, deltaX, deltaY);

        // Clearout lowestDelta after sometime to better
        // handle multiple device types that give different
        // a different lowestDelta
        // Ex: trackpad = 3 and mouse wheel = 120
        if (nullLowestDeltaTimeout) { clearTimeout(nullLowestDeltaTimeout); }
        nullLowestDeltaTimeout = setTimeout(nullLowestDelta, 200);

        return ($.event.dispatch || $.event.handle).apply(this, args);
    }

    function nullLowestDelta() {
        lowestDelta = null;
    }

    function shouldAdjustOldDeltas(orgEvent, absDelta) {
        // If this is an older event and the delta is divisable by 120,
        // then we are assuming that the browser is treating this as an
        // older mouse wheel event and that we should divide the deltas
        // by 40 to try and get a more usable deltaFactor.
        // Side note, this actually impacts the reported scroll distance
        // in older browsers and can cause scrolling to be slower than native.
        // Turn this off by setting $.event.special.mousewheel.settings.adjustOldDeltas to false.
        return special.settings.adjustOldDeltas && orgEvent.type === 'mousewheel' && absDelta % 120 === 0;
    }

}));

  // Return the AMD loader configuration so it can be used outside of this file
  return {
    define: S2.define,
    require: S2.require
  };
}());

  // Autoload the jQuery bindings
  // We know that all of the modules exist above this, so we're safe
  var select2 = S2.require('jquery.select2');

  // Hold the AMD module references on the jQuery function that was just loaded
  // This allows Select2 to use the internal loader outside of this file, such
  // as in the language files.
  jQuery.fn.select2.amd = S2;

  // Return the Select2 instance for anyone who is importing it.
  return select2;
}));
;

(function($) {
    
    $.belowthefold = function(element, settings) {
        var fold = $(window).height() + $(window).scrollTop();
        return fold <= $(element).offset().top - settings.threshold;
 };

    $.abovethetop = function(element, settings) {
        var top = $(window).scrollTop();
        return top >= $(element).offset().top + $(element).height() - settings.threshold;
 };
    
    $.rightofscreen = function(element, settings) {
        var fold = $(window).width() + $(window).scrollLeft();
        return fold <= $(element).offset().left - settings.threshold;
 };
    
    $.leftofscreen = function(element, settings) {
        var left = $(window).scrollLeft();
        return left >= $(element).offset().left + $(element).width() - settings.threshold;
 };
    
    $.inviewport = function(element, settings) {
        return !$.rightofscreen(element, settings) && !$.leftofscreen(element, settings) && !$.belowthefold(element, settings) && !$.abovethetop(element, settings);
 };
    
    $.extend($.expr[':'], {
        "below-the-fold": function(a, i, m) {
            return $.belowthefold(a, {threshold : 0});
 },
        "above-the-top": function(a, i, m) {
            return $.abovethetop(a, {threshold : 0});
 },
        "left-of-screen": function(a, i, m) {
            return $.leftofscreen(a, {threshold : 0});
 },
        "right-of-screen": function(a, i, m) {
            return $.rightofscreen(a, {threshold : 0});
 },
        "in-viewport": function(a, i, m) {
            return $.inviewport(a, {threshold : 0});
 }
 });

    
 })(jQuery);;
/*--------------------------------------------------------------------------
* linq.js - LINQ for JavaScript
* ver 2.2.0.2 (Jan. 21th, 2011)
*
* created and maintained by neuecc <ils@neue.cc>
* licensed under Microsoft Public License(Ms-PL)
* http://neue.cc/
* http://linqjs.codeplex.com/
*--------------------------------------------------------------------------*/

Enumerable = (function ()
{
    var Enumerable = function (getEnumerator)
    {
        this.GetEnumerator = getEnumerator;
    }

    // Generator

    Enumerable.Choice = function () // variable argument
    {
        var args = (arguments[0] instanceof Array) ? arguments[0] : arguments;

        return new Enumerable(function ()
        {
            return new IEnumerator(
                Functions.Blank,
                function ()
                {
                    return this.Yield(args[Math.floor(Math.random() * args.length)]);
                },
                Functions.Blank);
        });
    }

    Enumerable.Cycle = function () // variable argument
    {
        var args = (arguments[0] instanceof Array) ? arguments[0] : arguments;

        return new Enumerable(function ()
        {
            var index = 0;
            return new IEnumerator(
                Functions.Blank,
                function ()
                {
                    if (index >= args.length) index = 0;
                    return this.Yield(args[index++]);
                },
                Functions.Blank);
        });
    }

    Enumerable.Empty = function ()
    {
        return new Enumerable(function ()
        {
            return new IEnumerator(
                Functions.Blank,
                function () { return false; },
                Functions.Blank);
        });
    }

    Enumerable.From = function (obj)
    {
        if (obj == null)
        {
            return Enumerable.Empty();
        }
        if (obj instanceof Enumerable)
        {
            return obj;
        }
        if (typeof obj == Types.Number || typeof obj == Types.Boolean)
        {
            return Enumerable.Repeat(obj, 1);
        }
        if (typeof obj == Types.String)
        {
            return new Enumerable(function ()
            {
                var index = 0;
                return new IEnumerator(
                    Functions.Blank,
                    function ()
                    {
                        return (index < obj.length) ? this.Yield(obj.charAt(index++)) : false;
                    },
                    Functions.Blank);
            });
        }
        if (typeof obj != Types.Function)
        {
            // array or array like object
            if (typeof obj.length == Types.Number)
            {
                return new ArrayEnumerable(obj);
            }

            // JScript's IEnumerable
            if (!(obj instanceof Object) && Utils.IsIEnumerable(obj))
            {
                return new Enumerable(function ()
                {
                    var isFirst = true;
                    var enumerator;
                    return new IEnumerator(
                        function () { enumerator = new Enumerator(obj); },
                        function ()
                        {
                            if (isFirst) isFirst = false;
                            else enumerator.moveNext();

                            return (enumerator.atEnd()) ? false : this.Yield(enumerator.item());
                        },
                        Functions.Blank);
                });
            }
        }

        // case function/object : Create KeyValuePair[]
        return new Enumerable(function ()
        {
            var array = [];
            var index = 0;

            return new IEnumerator(
                function ()
                {
                    for (var key in obj)
                    {
                        if (!(obj[key] instanceof Function))
                        {
                            array.push({ Key: key, Value: obj[key] });
                        }
                    }
                },
                function ()
                {
                    return (index < array.length)
                        ? this.Yield(array[index++])
                        : false;
                },
                Functions.Blank);
        });
    },

    Enumerable.Return = function (element)
    {
        return Enumerable.Repeat(element, 1);
    }

    // Overload:function(input, pattern)
    // Overload:function(input, pattern, flags)
    Enumerable.Matches = function (input, pattern, flags)
    {
        if (flags == null) flags = "";
        if (pattern instanceof RegExp)
        {
            flags += (pattern.ignoreCase) ? "i" : "";
            flags += (pattern.multiline) ? "m" : "";
            pattern = pattern.source;
        }
        if (flags.indexOf("g") === -1) flags += "g";

        return new Enumerable(function ()
        {
            var regex;
            return new IEnumerator(
                function () { regex = new RegExp(pattern, flags) },
                function ()
                {
                    var match = regex.exec(input);
                    return (match) ? this.Yield(match) : false;
                },
                Functions.Blank);
        });
    }

    // Overload:function(start, count)
    // Overload:function(start, count, step)
    Enumerable.Range = function (start, count, step)
    {
        if (step == null) step = 1;
        return Enumerable.ToInfinity(start, step).Take(count);
    }

    // Overload:function(start, count)
    // Overload:function(start, count, step)
    Enumerable.RangeDown = function (start, count, step)
    {
        if (step == null) step = 1;
        return Enumerable.ToNegativeInfinity(start, step).Take(count);
    }

    // Overload:function(start, to)
    // Overload:function(start, to, step)
    Enumerable.RangeTo = function (start, to, step)
    {
        if (step == null) step = 1;
        return (start < to)
            ? Enumerable.ToInfinity(start, step).TakeWhile(function (i) { return i <= to; })
            : Enumerable.ToNegativeInfinity(start, step).TakeWhile(function (i) { return i >= to; })
    }

    // Overload:function(obj)
    // Overload:function(obj, num)
    Enumerable.Repeat = function (obj, num)
    {
        if (num != null) return Enumerable.Repeat(obj).Take(num);

        return new Enumerable(function ()
        {
            return new IEnumerator(
                Functions.Blank,
                function () { return this.Yield(obj); },
                Functions.Blank);
        });
    }

    Enumerable.RepeatWithFinalize = function (initializer, finalizer)
    {
        initializer = Utils.CreateLambda(initializer);
        finalizer = Utils.CreateLambda(finalizer);

        return new Enumerable(function ()
        {
            var element;
            return new IEnumerator(
                function () { element = initializer(); },
                function () { return this.Yield(element); },
                function ()
                {
                    if (element != null)
                    {
                        finalizer(element);
                        element = null;
                    }
                });
        });
    }

    // Overload:function(func)
    // Overload:function(func, count)
    Enumerable.Generate = function (func, count)
    {
        if (count != null) return Enumerable.Generate(func).Take(count);
        func = Utils.CreateLambda(func);

        return new Enumerable(function ()
        {
            return new IEnumerator(
                Functions.Blank,
                function () { return this.Yield(func()); },
                Functions.Blank);
        });
    }

    // Overload:function()
    // Overload:function(start)
    // Overload:function(start, step)
    Enumerable.ToInfinity = function (start, step)
    {
        if (start == null) start = 0;
        if (step == null) step = 1;

        return new Enumerable(function ()
        {
            var value;
            return new IEnumerator(
                function () { value = start - step },
                function () { return this.Yield(value += step); },
                Functions.Blank);
        });
    }

    // Overload:function()
    // Overload:function(start)
    // Overload:function(start, step)
    Enumerable.ToNegativeInfinity = function (start, step)
    {
        if (start == null) start = 0;
        if (step == null) step = 1;

        return new Enumerable(function ()
        {
            var value;
            return new IEnumerator(
                function () { value = start + step },
                function () { return this.Yield(value -= step); },
                Functions.Blank);
        });
    }

    Enumerable.Unfold = function (seed, func)
    {
        func = Utils.CreateLambda(func);

        return new Enumerable(function ()
        {
            var isFirst = true;
            var value;
            return new IEnumerator(
                Functions.Blank,
                function ()
                {
                    if (isFirst)
                    {
                        isFirst = false;
                        value = seed;
                        return this.Yield(value);
                    }
                    value = func(value);
                    return this.Yield(value);
                },
                Functions.Blank);
        });
    }

    // Extension Methods

    Enumerable.prototype =
    {
        /* Projection and Filtering Methods */

        // Overload:function(func)
        // Overload:function(func, resultSelector<element>)
        // Overload:function(func, resultSelector<element, nestLevel>)
        CascadeBreadthFirst: function (func, resultSelector)
        {
            var source = this;
            func = Utils.CreateLambda(func);
            resultSelector = Utils.CreateLambda(resultSelector);

            return new Enumerable(function ()
            {
                var enumerator;
                var nestLevel = 0;
                var buffer = [];

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        while (true)
                        {
                            if (enumerator.MoveNext())
                            {
                                buffer.push(enumerator.Current());
                                return this.Yield(resultSelector(enumerator.Current(), nestLevel));
                            }

                            var next = Enumerable.From(buffer).SelectMany(function (x) { return func(x); });
                            if (!next.Any())
                            {
                                return false;
                            }
                            else
                            {
                                nestLevel++;
                                buffer = [];
                                Utils.Dispose(enumerator);
                                enumerator = next.GetEnumerator();
                            }
                        }
                    },
                    function () { Utils.Dispose(enumerator); });
            });
        },

        // Overload:function(func)
        // Overload:function(func, resultSelector<element>)
        // Overload:function(func, resultSelector<element, nestLevel>)
        CascadeDepthFirst: function (func, resultSelector)
        {
            var source = this;
            func = Utils.CreateLambda(func);
            resultSelector = Utils.CreateLambda(resultSelector);

            return new Enumerable(function ()
            {
                var enumeratorStack = [];
                var enumerator;

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        while (true)
                        {
                            if (enumerator.MoveNext())
                            {
                                var value = resultSelector(enumerator.Current(), enumeratorStack.length);
                                enumeratorStack.push(enumerator);
                                enumerator = Enumerable.From(func(enumerator.Current())).GetEnumerator();
                                return this.Yield(value);
                            }

                            if (enumeratorStack.length <= 0) return false;
                            Utils.Dispose(enumerator);
                            enumerator = enumeratorStack.pop();
                        }
                    },
                    function ()
                    {
                        try { Utils.Dispose(enumerator); }
                        finally { Enumerable.From(enumeratorStack).ForEach(function (s) { s.Dispose(); }) }
                    });
            });
        },

        Flatten: function ()
        {
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator;
                var middleEnumerator = null;

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        while (true)
                        {
                            if (middleEnumerator != null)
                            {
                                if (middleEnumerator.MoveNext())
                                {
                                    return this.Yield(middleEnumerator.Current());
                                }
                                else
                                {
                                    middleEnumerator = null;
                                }
                            }

                            if (enumerator.MoveNext())
                            {
                                if (enumerator.Current() instanceof Array)
                                {
                                    Utils.Dispose(middleEnumerator);
                                    middleEnumerator = Enumerable.From(enumerator.Current())
                                        .SelectMany(Functions.Identity)
                                        .Flatten()
                                        .GetEnumerator();
                                    continue;
                                }
                                else
                                {
                                    return this.Yield(enumerator.Current());
                                }
                            }

                            return false;
                        }
                    },
                    function ()
                    {
                        try { Utils.Dispose(enumerator); }
                        finally { Utils.Dispose(middleEnumerator); }
                    });
            });
        },

        Pairwise: function (selector)
        {
            var source = this;
            selector = Utils.CreateLambda(selector);

            return new Enumerable(function ()
            {
                var enumerator;

                return new IEnumerator(
                    function ()
                    {
                        enumerator = source.GetEnumerator();
                        enumerator.MoveNext();
                    },
                    function ()
                    {
                        var prev = enumerator.Current();
                        return (enumerator.MoveNext())
                            ? this.Yield(selector(prev, enumerator.Current()))
                            : false;
                    },
                    function () { Utils.Dispose(enumerator); });
            });
        },

        // Overload:function(func)
        // Overload:function(seed,func<value,element>)
        // Overload:function(seed,func<value,element>,resultSelector)
        Scan: function (seed, func, resultSelector)
        {
            if (resultSelector != null) return this.Scan(seed, func).Select(resultSelector);

            var isUseSeed;
            if (func == null)
            {
                func = Utils.CreateLambda(seed); // arguments[0]
                isUseSeed = false;
            }
            else
            {
                func = Utils.CreateLambda(func);
                isUseSeed = true;
            }
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator;
                var value;
                var isFirst = true;

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        if (isFirst)
                        {
                            isFirst = false;
                            if (!isUseSeed)
                            {
                                if (enumerator.MoveNext())
                                {
                                    return this.Yield(value = enumerator.Current());
                                }
                            }
                            else
                            {
                                return this.Yield(value = seed);
                            }
                        }

                        return (enumerator.MoveNext())
                            ? this.Yield(value = func(value, enumerator.Current()))
                            : false;
                    },
                    function () { Utils.Dispose(enumerator); });
            });
        },

        // Overload:function(selector<element>)
        // Overload:function(selector<element,index>)
        Select: function (selector)
        {
            var source = this;
            selector = Utils.CreateLambda(selector);

            return new Enumerable(function ()
            {
                var enumerator;
                var index = 0;

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        return (enumerator.MoveNext())
                            ? this.Yield(selector(enumerator.Current(), index++))
                            : false;
                    },
                    function () { Utils.Dispose(enumerator); })
            });
        },

        // Overload:function(collectionSelector<element>)
        // Overload:function(collectionSelector<element,index>)
        // Overload:function(collectionSelector<element>,resultSelector)
        // Overload:function(collectionSelector<element,index>,resultSelector)
        SelectMany: function (collectionSelector, resultSelector)
        {
            var source = this;
            collectionSelector = Utils.CreateLambda(collectionSelector);
            if (resultSelector == null) resultSelector = function (a, b) { return b; }
            resultSelector = Utils.CreateLambda(resultSelector);

            return new Enumerable(function ()
            {
                var enumerator;
                var middleEnumerator = undefined;
                var index = 0;

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        if (middleEnumerator === undefined)
                        {
                            if (!enumerator.MoveNext()) return false;
                        }
                        do
                        {
                            if (middleEnumerator == null)
                            {
                                var middleSeq = collectionSelector(enumerator.Current(), index++);
                                middleEnumerator = Enumerable.From(middleSeq).GetEnumerator();
                            }
                            if (middleEnumerator.MoveNext())
                            {
                                return this.Yield(resultSelector(enumerator.Current(), middleEnumerator.Current()));
                            }
                            Utils.Dispose(middleEnumerator);
                            middleEnumerator = null;
                        } while (enumerator.MoveNext())
                        return false;
                    },
                    function ()
                    {
                        try { Utils.Dispose(enumerator); }
                        finally { Utils.Dispose(middleEnumerator); }
                    })
            });
        },

        // Overload:function(predicate<element>)
        // Overload:function(predicate<element,index>)
        Where: function (predicate)
        {
            predicate = Utils.CreateLambda(predicate);
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator;
                var index = 0;

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        while (enumerator.MoveNext())
                        {
                            if (predicate(enumerator.Current(), index++))
                            {
                                return this.Yield(enumerator.Current());
                            }
                        }
                        return false;
                    },
                    function () { Utils.Dispose(enumerator); })
            });
        },

        OfType: function (type)
        {
            var typeName;
            switch (type)
            {
                case Number: typeName = Types.Number; break;
                case String: typeName = Types.String; break;
                case Boolean: typeName = Types.Boolean; break;
                case Function: typeName = Types.Function; break;
                default: typeName = null; break;
            }
            return (typeName === null)
                ? this.Where(function (x) { return x instanceof type })
                : this.Where(function (x) { return typeof x === typeName });
        },

        // Overload:function(second,selector<outer,inner>)
        // Overload:function(second,selector<outer,inner,index>)
        Zip: function (second, selector)
        {
            selector = Utils.CreateLambda(selector);
            var source = this;

            return new Enumerable(function ()
            {
                var firstEnumerator;
                var secondEnumerator;
                var index = 0;

                return new IEnumerator(
                    function ()
                    {
                        firstEnumerator = source.GetEnumerator();
                        secondEnumerator = Enumerable.From(second).GetEnumerator();
                    },
                    function ()
                    {
                        if (firstEnumerator.MoveNext() && secondEnumerator.MoveNext())
                        {
                            return this.Yield(selector(firstEnumerator.Current(), secondEnumerator.Current(), index++));
                        }
                        return false;
                    },
                    function ()
                    {
                        try { Utils.Dispose(firstEnumerator); }
                        finally { Utils.Dispose(secondEnumerator); }
                    })
            });
        },

        /* Join Methods */

        // Overload:function (inner, outerKeySelector, innerKeySelector, resultSelector)
        // Overload:function (inner, outerKeySelector, innerKeySelector, resultSelector, compareSelector)
        Join: function (inner, outerKeySelector, innerKeySelector, resultSelector, compareSelector)
        {
            outerKeySelector = Utils.CreateLambda(outerKeySelector);
            innerKeySelector = Utils.CreateLambda(innerKeySelector);
            resultSelector = Utils.CreateLambda(resultSelector);
            compareSelector = Utils.CreateLambda(compareSelector);
            var source = this;

            return new Enumerable(function ()
            {
                var outerEnumerator;
                var lookup;
                var innerElements = null;
                var innerCount = 0;

                return new IEnumerator(
                    function ()
                    {
                        outerEnumerator = source.GetEnumerator();
                        lookup = Enumerable.From(inner).ToLookup(innerKeySelector, Functions.Identity, compareSelector);
                    },
                    function ()
                    {
                        while (true)
                        {
                            if (innerElements != null)
                            {
                                var innerElement = innerElements[innerCount++];
                                if (innerElement !== undefined)
                                {
                                    return this.Yield(resultSelector(outerEnumerator.Current(), innerElement));
                                }

                                innerElement = null;
                                innerCount = 0;
                            }

                            if (outerEnumerator.MoveNext())
                            {
                                var key = outerKeySelector(outerEnumerator.Current());
                                innerElements = lookup.Get(key).ToArray();
                            }
                            else
                            {
                                return false;
                            }
                        }
                    },
                    function () { Utils.Dispose(outerEnumerator); })
            });
        },

        // Overload:function (inner, outerKeySelector, innerKeySelector, resultSelector)
        // Overload:function (inner, outerKeySelector, innerKeySelector, resultSelector, compareSelector)
        GroupJoin: function (inner, outerKeySelector, innerKeySelector, resultSelector, compareSelector)
        {
            outerKeySelector = Utils.CreateLambda(outerKeySelector);
            innerKeySelector = Utils.CreateLambda(innerKeySelector);
            resultSelector = Utils.CreateLambda(resultSelector);
            compareSelector = Utils.CreateLambda(compareSelector);
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator = source.GetEnumerator();
                var lookup = null;

                return new IEnumerator(
                    function ()
                    {
                        enumerator = source.GetEnumerator();
                        lookup = Enumerable.From(inner).ToLookup(innerKeySelector, Functions.Identity, compareSelector);
                    },
                    function ()
                    {
                        if (enumerator.MoveNext())
                        {
                            var innerElement = lookup.Get(outerKeySelector(enumerator.Current()));
                            return this.Yield(resultSelector(enumerator.Current(), innerElement));
                        }
                        return false;
                    },
                    function () { Utils.Dispose(enumerator); })
            });
        },

        /* Set Methods */

        All: function (predicate)
        {
            predicate = Utils.CreateLambda(predicate);

            var result = true;
            this.ForEach(function (x)
            {
                if (!predicate(x))
                {
                    result = false;
                    return false; // break
                }
            });
            return result;
        },

        // Overload:function()
        // Overload:function(predicate)
        Any: function (predicate)
        {
            predicate = Utils.CreateLambda(predicate);

            var enumerator = this.GetEnumerator();
            try
            {
                if (arguments.length == 0) return enumerator.MoveNext(); // case:function()

                while (enumerator.MoveNext()) // case:function(predicate)
                {
                    if (predicate(enumerator.Current())) return true;
                }
                return false;
            }
            finally { Utils.Dispose(enumerator); }
        },

        Concat: function (second)
        {
            var source = this;

            return new Enumerable(function ()
            {
                var firstEnumerator;
                var secondEnumerator;

                return new IEnumerator(
                    function () { firstEnumerator = source.GetEnumerator(); },
                    function ()
                    {
                        if (secondEnumerator == null)
                        {
                            if (firstEnumerator.MoveNext()) return this.Yield(firstEnumerator.Current());
                            secondEnumerator = Enumerable.From(second).GetEnumerator();
                        }
                        if (secondEnumerator.MoveNext()) return this.Yield(secondEnumerator.Current());
                        return false;
                    },
                    function ()
                    {
                        try { Utils.Dispose(firstEnumerator); }
                        finally { Utils.Dispose(secondEnumerator); }
                    })
            });
        },

        Insert: function (index, second)
        {
            var source = this;

            return new Enumerable(function ()
            {
                var firstEnumerator;
                var secondEnumerator;
                var count = 0;
                var isEnumerated = false;

                return new IEnumerator(
                    function ()
                    {
                        firstEnumerator = source.GetEnumerator();
                        secondEnumerator = Enumerable.From(second).GetEnumerator();
                    },
                    function ()
                    {
                        if (count == index && secondEnumerator.MoveNext())
                        {
                            isEnumerated = true;
                            return this.Yield(secondEnumerator.Current());
                        }
                        if (firstEnumerator.MoveNext())
                        {
                            count++;
                            return this.Yield(firstEnumerator.Current());
                        }
                        if (!isEnumerated && secondEnumerator.MoveNext())
                        {
                            return this.Yield(secondEnumerator.Current());
                        }
                        return false;
                    },
                    function ()
                    {
                        try { Utils.Dispose(firstEnumerator); }
                        finally { Utils.Dispose(secondEnumerator); }
                    })
            });
        },

        Alternate: function (value)
        {
            value = Enumerable.Return(value);
            return this.SelectMany(function (elem)
            {
                return Enumerable.Return(elem).Concat(value);
            }).TakeExceptLast();
        },

        // Overload:function(value)
        // Overload:function(value, compareSelector)
        Contains: function (value, compareSelector)
        {
            compareSelector = Utils.CreateLambda(compareSelector);
            var enumerator = this.GetEnumerator();
            try
            {
                while (enumerator.MoveNext())
                {
                    if (compareSelector(enumerator.Current()) === value) return true;
                }
                return false;
            }
            finally { Utils.Dispose(enumerator) }
        },

        DefaultIfEmpty: function (defaultValue)
        {
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator;
                var isFirst = true;

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        if (enumerator.MoveNext())
                        {
                            isFirst = false;
                            return this.Yield(enumerator.Current());
                        }
                        else if (isFirst)
                        {
                            isFirst = false;
                            return this.Yield(defaultValue);
                        }
                        return false;
                    },
                    function () { Utils.Dispose(enumerator); })
            });
        },

        // Overload:function()
        // Overload:function(compareSelector)
        Distinct: function (compareSelector)
        {
            return this.Except(Enumerable.Empty(), compareSelector);
        },

        // Overload:function(second)
        // Overload:function(second, compareSelector)
        Except: function (second, compareSelector)
        {
            compareSelector = Utils.CreateLambda(compareSelector);
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator;
                var keys;

                return new IEnumerator(
                    function ()
                    {
                        enumerator = source.GetEnumerator();
                        keys = new Dictionary(compareSelector);
                        Enumerable.From(second).ForEach(function (key) { keys.Add(key); });
                    },
                    function ()
                    {
                        while (enumerator.MoveNext())
                        {
                            var current = enumerator.Current();
                            if (!keys.Contains(current))
                            {
                                keys.Add(current);
                                return this.Yield(current);
                            }
                        }
                        return false;
                    },
                    function () { Utils.Dispose(enumerator); })
            });
        },

        // Overload:function(second)
        // Overload:function(second, compareSelector)
        Intersect: function (second, compareSelector)
        {
            compareSelector = Utils.CreateLambda(compareSelector);
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator;
                var keys;
                var outs;

                return new IEnumerator(
                    function ()
                    {
                        enumerator = source.GetEnumerator();

                        keys = new Dictionary(compareSelector);
                        Enumerable.From(second).ForEach(function (key) { keys.Add(key); });
                        outs = new Dictionary(compareSelector);
                    },
                    function ()
                    {
                        while (enumerator.MoveNext())
                        {
                            var current = enumerator.Current();
                            if (!outs.Contains(current) && keys.Contains(current))
                            {
                                outs.Add(current);
                                return this.Yield(current);
                            }
                        }
                        return false;
                    },
                    function () { Utils.Dispose(enumerator); })
            });
        },

        // Overload:function(second)
        // Overload:function(second, compareSelector)
        SequenceEqual: function (second, compareSelector)
        {
            compareSelector = Utils.CreateLambda(compareSelector);

            var firstEnumerator = this.GetEnumerator();
            try
            {
                var secondEnumerator = Enumerable.From(second).GetEnumerator();
                try
                {
                    while (firstEnumerator.MoveNext())
                    {
                        if (!secondEnumerator.MoveNext()
                            || compareSelector(firstEnumerator.Current()) !== compareSelector(secondEnumerator.Current()))
                        {
                            return false;
                        }
                    }

                    if (secondEnumerator.MoveNext()) return false;
                    return true;
                }
                finally { Utils.Dispose(secondEnumerator); }
            }
            finally { Utils.Dispose(firstEnumerator); }
        },

        Union: function (second, compareSelector)
        {
            compareSelector = Utils.CreateLambda(compareSelector);
            var source = this;

            return new Enumerable(function ()
            {
                var firstEnumerator;
                var secondEnumerator;
                var keys;

                return new IEnumerator(
                    function ()
                    {
                        firstEnumerator = source.GetEnumerator();
                        keys = new Dictionary(compareSelector);
                    },
                    function ()
                    {
                        var current;
                        if (secondEnumerator === undefined)
                        {
                            while (firstEnumerator.MoveNext())
                            {
                                current = firstEnumerator.Current();
                                if (!keys.Contains(current))
                                {
                                    keys.Add(current);
                                    return this.Yield(current);
                                }
                            }
                            secondEnumerator = Enumerable.From(second).GetEnumerator();
                        }
                        while (secondEnumerator.MoveNext())
                        {
                            current = secondEnumerator.Current();
                            if (!keys.Contains(current))
                            {
                                keys.Add(current);
                                return this.Yield(current);
                            }
                        }
                        return false;
                    },
                    function ()
                    {
                        try { Utils.Dispose(firstEnumerator); }
                        finally { Utils.Dispose(secondEnumerator); }
                    })
            });
        },

        /* Ordering Methods */

        OrderBy: function (keySelector)
        {
            return new OrderedEnumerable(this, keySelector, false);
        },

        OrderByDescending: function (keySelector)
        {
            return new OrderedEnumerable(this, keySelector, true);
        },

        Reverse: function ()
        {
            var source = this;

            return new Enumerable(function ()
            {
                var buffer;
                var index;

                return new IEnumerator(
                    function ()
                    {
                        buffer = source.ToArray();
                        index = buffer.length;
                    },
                    function ()
                    {
                        return (index > 0)
                            ? this.Yield(buffer[--index])
                            : false;
                    },
                    Functions.Blank)
            });
        },

        Shuffle: function ()
        {
            var source = this;

            return new Enumerable(function ()
            {
                var buffer;

                return new IEnumerator(
                    function () { buffer = source.ToArray(); },
                    function ()
                    {
                        if (buffer.length > 0)
                        {
                            var i = Math.floor(Math.random() * buffer.length);
                            return this.Yield(buffer.splice(i, 1)[0]);
                        }
                        return false;
                    },
                    Functions.Blank)
            });
        },

        /* Grouping Methods */

        // Overload:function(keySelector)
        // Overload:function(keySelector,elementSelector)
        // Overload:function(keySelector,elementSelector,resultSelector)
        // Overload:function(keySelector,elementSelector,resultSelector,compareSelector)
        GroupBy: function (keySelector, elementSelector, resultSelector, compareSelector)
        {
            var source = this;
            keySelector = Utils.CreateLambda(keySelector);
            elementSelector = Utils.CreateLambda(elementSelector);
            if (resultSelector != null) resultSelector = Utils.CreateLambda(resultSelector);
            compareSelector = Utils.CreateLambda(compareSelector);

            return new Enumerable(function ()
            {
                var enumerator;

                return new IEnumerator(
                    function ()
                    {
                        enumerator = source.ToLookup(keySelector, elementSelector, compareSelector)
                            .ToEnumerable()
                            .GetEnumerator();
                    },
                    function ()
                    {
                        while (enumerator.MoveNext())
                        {
                            return (resultSelector == null)
                                ? this.Yield(enumerator.Current())
                                : this.Yield(resultSelector(enumerator.Current().Key(), enumerator.Current()));
                        }
                        return false;
                    },
                    function () { Utils.Dispose(enumerator); })
            });
        },

        // Overload:function(keySelector)
        // Overload:function(keySelector,elementSelector)
        // Overload:function(keySelector,elementSelector,resultSelector)
        // Overload:function(keySelector,elementSelector,resultSelector,compareSelector)
        PartitionBy: function (keySelector, elementSelector, resultSelector, compareSelector)
        {

            var source = this;
            keySelector = Utils.CreateLambda(keySelector);
            elementSelector = Utils.CreateLambda(elementSelector);
            compareSelector = Utils.CreateLambda(compareSelector);
            var hasResultSelector;
            if (resultSelector == null)
            {
                hasResultSelector = false;
                resultSelector = function (key, group) { return new Grouping(key, group) }
            }
            else
            {
                hasResultSelector = true;
                resultSelector = Utils.CreateLambda(resultSelector);
            }

            return new Enumerable(function ()
            {
                var enumerator;
                var key;
                var compareKey;
                var group = [];

                return new IEnumerator(
                    function ()
                    {
                        enumerator = source.GetEnumerator();
                        if (enumerator.MoveNext())
                        {
                            key = keySelector(enumerator.Current());
                            compareKey = compareSelector(key);
                            group.push(elementSelector(enumerator.Current()));
                        }
                    },
                    function ()
                    {
                        var hasNext;
                        while ((hasNext = enumerator.MoveNext()) == true)
                        {
                            if (compareKey === compareSelector(keySelector(enumerator.Current())))
                            {
                                group.push(elementSelector(enumerator.Current()));
                            }
                            else break;
                        }

                        if (group.length > 0)
                        {
                            var result = (hasResultSelector)
                                ? resultSelector(key, Enumerable.From(group))
                                : resultSelector(key, group);
                            if (hasNext)
                            {
                                key = keySelector(enumerator.Current());
                                compareKey = compareSelector(key);
                                group = [elementSelector(enumerator.Current())];
                            }
                            else group = [];

                            return this.Yield(result);
                        }

                        return false;
                    },
                    function () { Utils.Dispose(enumerator); })
            });
        },

        BufferWithCount: function (count)
        {
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator;

                return new IEnumerator(
                function () { enumerator = source.GetEnumerator(); },
                function ()
                {
                    var array = [];
                    var index = 0;
                    while (enumerator.MoveNext())
                    {
                        array.push(enumerator.Current());
                        if (++index >= count) return this.Yield(array);
                    }
                    if (array.length > 0) return this.Yield(array);
                    return false;
                },
                function () { Utils.Dispose(enumerator); })
            });
        },

        /* Aggregate Methods */

        // Overload:function(func)
        // Overload:function(seed,func)
        // Overload:function(seed,func,resultSelector)
        Aggregate: function (seed, func, resultSelector)
        {
            return this.Scan(seed, func, resultSelector).Last();
        },

        // Overload:function()
        // Overload:function(selector)
        Average: function (selector)
        {
            selector = Utils.CreateLambda(selector);

            var sum = 0;
            var count = 0;
            this.ForEach(function (x)
            {
                sum += selector(x);
                ++count;
            });

            return sum / count;
        },

        // Overload:function()
        // Overload:function(predicate)
        Count: function (predicate)
        {
            predicate = (predicate == null) ? Functions.True : Utils.CreateLambda(predicate);

            var count = 0;
            this.ForEach(function (x, i)
            {
                if (predicate(x, i)) ++count;
            });
            return count;
        },

        // Overload:function()
        // Overload:function(selector)
        Max: function (selector)
        {
            if (selector == null) selector = Functions.Identity;
            return this.Select(selector).Aggregate(function (a, b) { return (a > b) ? a : b; });
        },

        // Overload:function()
        // Overload:function(selector)
        Min: function (selector)
        {
            if (selector == null) selector = Functions.Identity;
            return this.Select(selector).Aggregate(function (a, b) { return (a < b) ? a : b; });
        },

        MaxBy: function (keySelector)
        {
            keySelector = Utils.CreateLambda(keySelector);
            return this.Aggregate(function (a, b) { return (keySelector(a) > keySelector(b)) ? a : b });
        },

        MinBy: function (keySelector)
        {
            keySelector = Utils.CreateLambda(keySelector);
            return this.Aggregate(function (a, b) { return (keySelector(a) < keySelector(b)) ? a : b });
        },

        // Overload:function()
        // Overload:function(selector)
        Sum: function (selector)
        {
            if (selector == null) selector = Functions.Identity;
            return this.Select(selector).Aggregate(0, function (a, b) { return a + b; });
        },

        /* Paging Methods */

        ElementAt: function (index)
        {
            var value;
            var found = false;
            this.ForEach(function (x, i)
            {
                if (i == index)
                {
                    value = x;
                    found = true;
                    return false;
                }
            });

            if (!found) throw new Error("index is less than 0 or greater than or equal to the number of elements in source.");
            return value;
        },

        ElementAtOrDefault: function (index, defaultValue)
        {
            var value;
            var found = false;
            this.ForEach(function (x, i)
            {
                if (i == index)
                {
                    value = x;
                    found = true;
                    return false;
                }
            });

            return (!found) ? defaultValue : value;
        },

        // Overload:function()
        // Overload:function(predicate)
        First: function (predicate)
        {
            if (predicate != null) return this.Where(predicate).First();

            var value;
            var found = false;
            this.ForEach(function (x)
            {
                value = x;
                found = true;
                return false;
            });

            if (!found) throw new Error("First:No element satisfies the condition.");
            return value;
        },

        // Overload:function(defaultValue)
        // Overload:function(defaultValue,predicate)
        FirstOrDefault: function (defaultValue, predicate)
        {
            if (predicate != null) return this.Where(predicate).FirstOrDefault(defaultValue);

            var value;
            var found = false;
            this.ForEach(function (x)
            {
                value = x;
                found = true;
                return false;
            });
            return (!found) ? defaultValue : value;
        },

        // Overload:function()
        // Overload:function(predicate)
        Last: function (predicate)
        {
            if (predicate != null) return this.Where(predicate).Last();

            var value;
            var found = false;
            this.ForEach(function (x)
            {
                found = true;
                value = x;
            });

            if (!found) throw new Error("Last:No element satisfies the condition.");
            return value;
        },

        // Overload:function(defaultValue)
        // Overload:function(defaultValue,predicate)
        LastOrDefault: function (defaultValue, predicate)
        {
            if (predicate != null) return this.Where(predicate).LastOrDefault(defaultValue);

            var value;
            var found = false;
            this.ForEach(function (x)
            {
                found = true;
                value = x;
            });
            return (!found) ? defaultValue : value;
        },

        // Overload:function()
        // Overload:function(predicate)
        Single: function (predicate)
        {
            if (predicate != null) return this.Where(predicate).Single();

            var value;
            var found = false;
            this.ForEach(function (x)
            {
                if (!found)
                {
                    found = true;
                    value = x;
                }
                else throw new Error("Single:sequence contains more than one element.");
            });

            if (!found) throw new Error("Single:No element satisfies the condition.");
            return value;
        },

        // Overload:function(defaultValue)
        // Overload:function(defaultValue,predicate)
        SingleOrDefault: function (defaultValue, predicate)
        {
            if (predicate != null) return this.Where(predicate).SingleOrDefault(defaultValue);

            var value;
            var found = false;
            this.ForEach(function (x)
            {
                if (!found)
                {
                    found = true;
                    value = x;
                }
                else throw new Error("Single:sequence contains more than one element.");
            });

            return (!found) ? defaultValue : value;
        },

        Skip: function (count)
        {
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator;
                var index = 0;

                return new IEnumerator(
                    function ()
                    {
                        enumerator = source.GetEnumerator();
                        while (index++ < count && enumerator.MoveNext()) { };
                    },
                    function ()
                    {
                        return (enumerator.MoveNext())
                            ? this.Yield(enumerator.Current())
                            : false;
                    },
                    function () { Utils.Dispose(enumerator); })
            });
        },

        // Overload:function(predicate<element>)
        // Overload:function(predicate<element,index>)
        SkipWhile: function (predicate)
        {
            predicate = Utils.CreateLambda(predicate);
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator;
                var index = 0;
                var isSkipEnd = false;

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        while (!isSkipEnd)
                        {
                            if (enumerator.MoveNext())
                            {
                                if (!predicate(enumerator.Current(), index++))
                                {
                                    isSkipEnd = true;
                                    return this.Yield(enumerator.Current());
                                }
                                continue;
                            }
                            else return false;
                        }

                        return (enumerator.MoveNext())
                            ? this.Yield(enumerator.Current())
                            : false;

                    },
                    function () { Utils.Dispose(enumerator); });
            });
        },

        Take: function (count)
        {
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator;
                var index = 0;

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        return (index++ < count && enumerator.MoveNext())
                            ? this.Yield(enumerator.Current())
                            : false;
                    },
                    function () { Utils.Dispose(enumerator); }
                )
            });
        },

        // Overload:function(predicate<element>)
        // Overload:function(predicate<element,index>)
        TakeWhile: function (predicate)
        {
            predicate = Utils.CreateLambda(predicate);
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator;
                var index = 0;

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        return (enumerator.MoveNext() && predicate(enumerator.Current(), index++))
                            ? this.Yield(enumerator.Current())
                            : false;
                    },
                    function () { Utils.Dispose(enumerator); });
            });
        },

        // Overload:function()
        // Overload:function(count)
        TakeExceptLast: function (count)
        {
            if (count == null) count = 1;
            var source = this;

            return new Enumerable(function ()
            {
                if (count <= 0) return source.GetEnumerator(); // do nothing

                var enumerator;
                var q = [];

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        while (enumerator.MoveNext())
                        {
                            if (q.length == count)
                            {
                                q.push(enumerator.Current());
                                return this.Yield(q.shift());
                            }
                            q.push(enumerator.Current());
                        }
                        return false;
                    },
                    function () { Utils.Dispose(enumerator); });
            });
        },

        TakeFromLast: function (count)
        {
            if (count <= 0 || count == null) return Enumerable.Empty();
            var source = this;

            return new Enumerable(function ()
            {
                var sourceEnumerator;
                var enumerator;
                var q = [];

                return new IEnumerator(
                    function () { sourceEnumerator = source.GetEnumerator(); },
                    function ()
                    {
                        while (sourceEnumerator.MoveNext())
                        {
                            if (q.length == count) q.shift()
                            q.push(sourceEnumerator.Current());
                        }
                        if (enumerator == null)
                        {
                            enumerator = Enumerable.From(q).GetEnumerator();
                        }
                        return (enumerator.MoveNext())
                            ? this.Yield(enumerator.Current())
                            : false;
                    },
                    function () { Utils.Dispose(enumerator); });
            });
        },

        IndexOf: function (item)
        {
            var found = null;
            this.ForEach(function (x, i)
            {
                if (x === item)
                {
                    found = i;
                    return true;
                }
            });

            return (found !== null) ? found : -1;
        },

        LastIndexOf: function (item)
        {
            var result = -1;
            this.ForEach(function (x, i)
            {
                if (x === item) result = i;
            });

            return result;
        },

        /* Convert Methods */

        ToArray: function ()
        {
            var array = [];
            this.ForEach(function (x) { array.push(x) });
            return array;
        },

        // Overload:function(keySelector)
        // Overload:function(keySelector, elementSelector)
        // Overload:function(keySelector, elementSelector, compareSelector)
        ToLookup: function (keySelector, elementSelector, compareSelector)
        {
            keySelector = Utils.CreateLambda(keySelector);
            elementSelector = Utils.CreateLambda(elementSelector);
            compareSelector = Utils.CreateLambda(compareSelector);

            var dict = new Dictionary(compareSelector);
            this.ForEach(function (x)
            {
                var key = keySelector(x);
                var element = elementSelector(x);

                var array = dict.Get(key);
                if (array !== undefined) array.push(element);
                else dict.Add(key, [element]);
            });
            return new Lookup(dict);
        },

        ToObject: function (keySelector, elementSelector)
        {
            keySelector = Utils.CreateLambda(keySelector);
            elementSelector = Utils.CreateLambda(elementSelector);

            var obj = {};
            this.ForEach(function (x)
            {
                obj[keySelector(x)] = elementSelector(x);
            });
            return obj;
        },

        // Overload:function(keySelector, elementSelector)
        // Overload:function(keySelector, elementSelector, compareSelector)
        ToDictionary: function (keySelector, elementSelector, compareSelector)
        {
            keySelector = Utils.CreateLambda(keySelector);
            elementSelector = Utils.CreateLambda(elementSelector);
            compareSelector = Utils.CreateLambda(compareSelector);

            var dict = new Dictionary(compareSelector);
            this.ForEach(function (x)
            {
                dict.Add(keySelector(x), elementSelector(x));
            });
            return dict;
        },

        // Overload:function()
        // Overload:function(replacer)
        // Overload:function(replacer, space)
        ToJSON: function (replacer, space)
        {
            return JSON.stringify(this.ToArray(), replacer, space);
        },

        // Overload:function()
        // Overload:function(separator)
        // Overload:function(separator,selector)
        ToString: function (separator, selector)
        {
            if (separator == null) separator = "";
            if (selector == null) selector = Functions.Identity;

            return this.Select(selector).ToArray().join(separator);
        },


        /* Action Methods */

        // Overload:function(action<element>)
        // Overload:function(action<element,index>)
        Do: function (action)
        {
            var source = this;
            action = Utils.CreateLambda(action);

            return new Enumerable(function ()
            {
                var enumerator;
                var index = 0;

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        if (enumerator.MoveNext())
                        {
                            action(enumerator.Current(), index++);
                            return this.Yield(enumerator.Current());
                        }
                        return false;
                    },
                    function () { Utils.Dispose(enumerator); });
            });
        },

        // Overload:function(action<element>)
        // Overload:function(action<element,index>)
        // Overload:function(func<element,bool>)
        // Overload:function(func<element,index,bool>)
        ForEach: function (action)
        {
            action = Utils.CreateLambda(action);

            var index = 0;
            var enumerator = this.GetEnumerator();
            try
            {
                while (enumerator.MoveNext())
                {
                    if (action(enumerator.Current(), index++) === false) break;
                }
            }
            finally { Utils.Dispose(enumerator); }
        },

        // Overload:function()
        // Overload:function(separator)
        // Overload:function(separator,selector)
        Write: function (separator, selector)
        {
            if (separator == null) separator = "";
            selector = Utils.CreateLambda(selector);

            var isFirst = true;
            this.ForEach(function (item)
            {
                if (isFirst) isFirst = false;
                else document.write(separator);
                document.write(selector(item));
            });
        },

        // Overload:function()
        // Overload:function(selector)
        WriteLine: function (selector)
        {
            selector = Utils.CreateLambda(selector);

            this.ForEach(function (item)
            {
                document.write(selector(item));
                document.write("<br />");
            });
        },

        Force: function ()
        {
            var enumerator = this.GetEnumerator();

            try { while (enumerator.MoveNext()) { } }
            finally { Utils.Dispose(enumerator); }
        },

        /* Functional Methods */

        Let: function (func)
        {
            func = Utils.CreateLambda(func);
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator;

                return new IEnumerator(
                    function ()
                    {
                        enumerator = Enumerable.From(func(source)).GetEnumerator();
                    },
                    function ()
                    {
                        return (enumerator.MoveNext())
                            ? this.Yield(enumerator.Current())
                            : false;
                    },
                    function () { Utils.Dispose(enumerator); })
            });
        },

        Share: function ()
        {
            var source = this;
            var sharedEnumerator;

            return new Enumerable(function ()
            {
                return new IEnumerator(
                    function ()
                    {
                        if (sharedEnumerator == null)
                        {
                            sharedEnumerator = source.GetEnumerator();
                        }
                    },
                    function ()
                    {
                        return (sharedEnumerator.MoveNext())
                            ? this.Yield(sharedEnumerator.Current())
                            : false;
                    },
                    Functions.Blank
                )
            });
        },

        MemoizeAll: function ()
        {
            var source = this;
            var cache;
            var enumerator;

            return new Enumerable(function ()
            {
                var index = -1;

                return new IEnumerator(
                    function ()
                    {
                        if (enumerator == null)
                        {
                            enumerator = source.GetEnumerator();
                            cache = [];
                        }
                    },
                    function ()
                    {
                        index++;
                        if (cache.length <= index)
                        {
                            return (enumerator.MoveNext())
                                ? this.Yield(cache[index] = enumerator.Current())
                                : false;
                        }

                        return this.Yield(cache[index]);
                    },
                    Functions.Blank
                )
            });
        },

        /* Error Handling Methods */

        Catch: function (handler)
        {
            handler = Utils.CreateLambda(handler);
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator;

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        try
                        {
                            return (enumerator.MoveNext())
                               ? this.Yield(enumerator.Current())
                               : false;
                        }
                        catch (e)
                        {
                            handler(e);
                            return false;
                        }
                    },
                    function () { Utils.Dispose(enumerator); });
            });
        },

        Finally: function (finallyAction)
        {
            finallyAction = Utils.CreateLambda(finallyAction);
            var source = this;

            return new Enumerable(function ()
            {
                var enumerator;

                return new IEnumerator(
                    function () { enumerator = source.GetEnumerator(); },
                    function ()
                    {
                        return (enumerator.MoveNext())
                           ? this.Yield(enumerator.Current())
                           : false;
                    },
                    function ()
                    {
                        try { Utils.Dispose(enumerator); }
                        finally { finallyAction(); }
                    });
            });
        },

        /* For Debug Methods */

        // Overload:function()
        // Overload:function(message)
        // Overload:function(message,selector)
        Trace: function (message, selector)
        {
            if (message == null) message = "Trace";
            selector = Utils.CreateLambda(selector);

            return this.Do(function (item)
            {
                console.log(message, ":", selector(item));
            });
        }
    }

    // private

    // static functions
    var Functions =
    {
        Identity: function (x) { return x; },
        True: function () { return true; },
        Blank: function () { }
    }

    // static const
    var Types =
    {
        Boolean: typeof true,
        Number: typeof 0,
        String: typeof "",
        Object: typeof {},
        Undefined: typeof undefined,
        Function: typeof function () { }
    }

    // static utility methods
    var Utils =
    {
        // Create anonymous function from lambda expression string
        CreateLambda: function (expression)
        {
            if (expression == null) return Functions.Identity;
            if (typeof expression == Types.String)
            {
                if (expression == "")
                {
                    return Functions.Identity;
                }
                else if (expression.indexOf("=>") == -1)
                {
                    return new Function("$,$$,$$$,$$$$", "return " + expression);
                }
                else
                {
                    var expr = expression.match(/^[(\s]*([^()]*?)[)\s]*=>(.*)/);
                    return new Function(expr[1], "return " + expr[2]);
                }
            }
            return expression;
        },

        IsIEnumerable: function (obj)
        {
            if (typeof Enumerator != Types.Undefined)
            {
                try
                {
                    new Enumerator(obj);
                    return true;
                }
                catch (e) { }
            }
            return false;
        },

        Compare: function (a, b)
        {
            return (a === b) ? 0
                : (a > b) ? 1
                : -1;
        },

        Dispose: function (obj)
        {
            if (obj != null) obj.Dispose();
        }
    }

    // IEnumerator State
    var State = { Before: 0, Running: 1, After: 2 }

    // name "Enumerator" is conflict JScript's "Enumerator"
    var IEnumerator = function (initialize, tryGetNext, dispose)
    {
        var yielder = new Yielder();
        var state = State.Before;

        this.Current = yielder.Current;
        this.MoveNext = function ()
        {
            try
            {
                switch (state)
                {
                    case State.Before:
                        state = State.Running;
                        initialize(); // fall through
                    case State.Running:
                        if (tryGetNext.apply(yielder))
                        {
                            return true;
                        }
                        else
                        {
                            this.Dispose();
                            return false;
                        }
                    case State.After:
                        return false;
                }
            }
            catch (e)
            {
                this.Dispose();
                throw e;
            }
        }
        this.Dispose = function ()
        {
            if (state != State.Running) return;

            try { dispose(); }
            finally { state = State.After; }
        }
    }

    // for tryGetNext
    var Yielder = function ()
    {
        var current = null;
        this.Current = function () { return current; }
        this.Yield = function (value)
        {
            current = value;
            return true;
        }
    }

    // for OrderBy/ThenBy

    var OrderedEnumerable = function (source, keySelector, descending, parent)
    {
        this.source = source;
        this.keySelector = Utils.CreateLambda(keySelector);
        this.descending = descending;
        this.parent = parent;
    }
    OrderedEnumerable.prototype = new Enumerable();

    OrderedEnumerable.prototype.CreateOrderedEnumerable = function (keySelector, descending)
    {
        return new OrderedEnumerable(this.source, keySelector, descending, this);
    }

    OrderedEnumerable.prototype.ThenBy = function (keySelector)
    {
        return this.CreateOrderedEnumerable(keySelector, false);
    }

    OrderedEnumerable.prototype.ThenByDescending = function (keySelector)
    {
        return this.CreateOrderedEnumerable(keySelector, true);
    }

    OrderedEnumerable.prototype.GetEnumerator = function ()
    {
        var self = this;
        var buffer;
        var indexes;
        var index = 0;

        return new IEnumerator(
            function ()
            {
                buffer = [];
                indexes = [];
                self.source.ForEach(function (item, index)
                {
                    buffer.push(item);
                    indexes.push(index);
                });
                var sortContext = SortContext.Create(self, null);
                sortContext.GenerateKeys(buffer);

                indexes.sort(function (a, b) { return sortContext.Compare(a, b); });
            },
            function ()
            {
                return (index < indexes.length)
                    ? this.Yield(buffer[indexes[index++]])
                    : false;
            },
            Functions.Blank
        )
    }

    var SortContext = function (keySelector, descending, child)
    {
        this.keySelector = keySelector;
        this.descending = descending;
        this.child = child;
        this.keys = null;
    }

    SortContext.Create = function (orderedEnumerable, currentContext)
    {
        var context = new SortContext(orderedEnumerable.keySelector, orderedEnumerable.descending, currentContext);
        if (orderedEnumerable.parent != null) return SortContext.Create(orderedEnumerable.parent, context);
        return context;
    }

    SortContext.prototype.GenerateKeys = function (source)
    {
        var len = source.length;
        var keySelector = this.keySelector;
        var keys = new Array(len);
        for (var i = 0; i < len; i++) keys[i] = keySelector(source[i]);
        this.keys = keys;

        if (this.child != null) this.child.GenerateKeys(source);
    }

    SortContext.prototype.Compare = function (index1, index2)
    {
        var comparison = Utils.Compare(this.keys[index1], this.keys[index2]);

        if (comparison == 0)
        {
            if (this.child != null) return this.child.Compare(index1, index2)
            comparison = Utils.Compare(index1, index2);
        }

        return (this.descending) ? -comparison : comparison;
    }

    // optimize array or arraylike object

    var ArrayEnumerable = function (source)
    {
        this.source = source;
    }
    ArrayEnumerable.prototype = new Enumerable();

    ArrayEnumerable.prototype.Any = function (predicate)
    {
        return (predicate == null)
            ? (this.source.length > 0)
            : Enumerable.prototype.Any.apply(this, arguments);
    }

    ArrayEnumerable.prototype.Count = function (predicate)
    {
        return (predicate == null)
            ? this.source.length
            : Enumerable.prototype.Count.apply(this, arguments);
    }

    ArrayEnumerable.prototype.ElementAt = function (index)
    {
        return (0 <= index && index < this.source.length)
            ? this.source[index]
            : Enumerable.prototype.ElementAt.apply(this, arguments);
    }

    ArrayEnumerable.prototype.ElementAtOrDefault = function (index, defaultValue)
    {
        return (0 <= index && index < this.source.length)
            ? this.source[index]
            : defaultValue;
    }

    ArrayEnumerable.prototype.First = function (predicate)
    {
        return (predicate == null && this.source.length > 0)
            ? this.source[0]
            : Enumerable.prototype.First.apply(this, arguments);
    }

    ArrayEnumerable.prototype.FirstOrDefault = function (defaultValue, predicate)
    {
        if (predicate != null)
        {
            return Enumerable.prototype.FirstOrDefault.apply(this, arguments);
        }

        return this.source.length > 0 ? this.source[0] : defaultValue;
    }

    ArrayEnumerable.prototype.Last = function (predicate)
    {
        return (predicate == null && this.source.length > 0)
            ? this.source[this.source.length - 1]
            : Enumerable.prototype.Last.apply(this, arguments);
    }

    ArrayEnumerable.prototype.LastOrDefault = function (defaultValue, predicate)
    {
        if (predicate != null)
        {
            return Enumerable.prototype.LastOrDefault.apply(this, arguments);
        }

        return this.source.length > 0 ? this.source[this.source.length - 1] : defaultValue;
    }

    ArrayEnumerable.prototype.Skip = function (count)
    {
        var source = this.source;

        return new Enumerable(function ()
        {
            var index;

            return new IEnumerator(
                function () { index = (count < 0) ? 0 : count },
                function ()
                {
                    return (index < source.length)
                        ? this.Yield(source[index++])
                        : false;
                },
                Functions.Blank);
        });
    };

    ArrayEnumerable.prototype.TakeExceptLast = function (count)
    {
        if (count == null) count = 1;
        return this.Take(this.source.length - count);
    }

    ArrayEnumerable.prototype.TakeFromLast = function (count)
    {
        return this.Skip(this.source.length - count);
    }

    ArrayEnumerable.prototype.Reverse = function ()
    {
        var source = this.source;

        return new Enumerable(function ()
        {
            var index;

            return new IEnumerator(
                function ()
                {
                    index = source.length;
                },
                function ()
                {
                    return (index > 0)
                        ? this.Yield(source[--index])
                        : false;
                },
                Functions.Blank)
        });
    }

    ArrayEnumerable.prototype.SequenceEqual = function (second, compareSelector)
    {
        if ((second instanceof ArrayEnumerable || second instanceof Array)
            && compareSelector == null
            && Enumerable.From(second).Count() != this.Count())
        {
            return false;
        }

        return Enumerable.prototype.SequenceEqual.apply(this, arguments);
    }

    ArrayEnumerable.prototype.ToString = function (separator, selector)
    {
        if (selector != null || !(this.source instanceof Array))
        {
            return Enumerable.prototype.ToString.apply(this, arguments);
        }

        if (separator == null) separator = "";
        return this.source.join(separator);
    }

    ArrayEnumerable.prototype.GetEnumerator = function ()
    {
        var source = this.source;
        var index = 0;

        return new IEnumerator(
            Functions.Blank,
            function ()
            {
                return (index < source.length)
                    ? this.Yield(source[index++])
                    : false;
            },
            Functions.Blank);
    }

    // Collections

    var Dictionary = (function ()
    {
        // static utility methods
        var HasOwnProperty = function (target, key)
        {
            return Object.prototype.hasOwnProperty.call(target, key);
        }

        var ComputeHashCode = function (obj)
        {
            if (obj === null) return "null";
            if (obj === undefined) return "undefined";

            return (typeof obj.toString === Types.Function)
                ? obj.toString()
                : Object.prototype.toString.call(obj);
        }

        // LinkedList for Dictionary
        var HashEntry = function (key, value)
        {
            this.Key = key;
            this.Value = value;
            this.Prev = null;
            this.Next = null;
        }

        var EntryList = function ()
        {
            this.First = null;
            this.Last = null;
        }
        EntryList.prototype =
        {
            AddLast: function (entry)
            {
                if (this.Last != null)
                {
                    this.Last.Next = entry;
                    entry.Prev = this.Last;
                    this.Last = entry;
                }
                else this.First = this.Last = entry;
            },

            Replace: function (entry, newEntry)
            {
                if (entry.Prev != null)
                {
                    entry.Prev.Next = newEntry;
                    newEntry.Prev = entry.Prev;
                }
                else this.First = newEntry;

                if (entry.Next != null)
                {
                    entry.Next.Prev = newEntry;
                    newEntry.Next = entry.Next;
                }
                else this.Last = newEntry;

            },

            Remove: function (entry)
            {
                if (entry.Prev != null) entry.Prev.Next = entry.Next;
                else this.First = entry.Next;

                if (entry.Next != null) entry.Next.Prev = entry.Prev;
                else this.Last = entry.Prev;
            }
        }

        // Overload:function()
        // Overload:function(compareSelector)
        var Dictionary = function (compareSelector)
        {
            this.count = 0;
            this.entryList = new EntryList();
            this.buckets = {}; // as Dictionary<string,List<object>>
            this.compareSelector = (compareSelector == null) ? Functions.Identity : compareSelector;
        }

        Dictionary.prototype =
        {
            Add: function (key, value)
            {
                var compareKey = this.compareSelector(key);
                var hash = ComputeHashCode(compareKey);
                var entry = new HashEntry(key, value);
                if (HasOwnProperty(this.buckets, hash))
                {
                    var array = this.buckets[hash];
                    for (var i = 0; i < array.length; i++)
                    {
                        if (this.compareSelector(array[i].Key) === compareKey)
                        {
                            this.entryList.Replace(array[i], entry);
                            array[i] = entry;
                            return;
                        }
                    }
                    array.push(entry);
                }
                else
                {
                    this.buckets[hash] = [entry];
                }
                this.count++;
                this.entryList.AddLast(entry);
            },

            Get: function (key)
            {
                var compareKey = this.compareSelector(key);
                var hash = ComputeHashCode(compareKey);
                if (!HasOwnProperty(this.buckets, hash)) return undefined;

                var array = this.buckets[hash];
                for (var i = 0; i < array.length; i++)
                {
                    var entry = array[i];
                    if (this.compareSelector(entry.Key) === compareKey) return entry.Value;
                }
                return undefined;
            },

            Set: function (key, value)
            {
                var compareKey = this.compareSelector(key);
                var hash = ComputeHashCode(compareKey);
                if (HasOwnProperty(this.buckets, hash))
                {
                    var array = this.buckets[hash];
                    for (var i = 0; i < array.length; i++)
                    {
                        if (this.compareSelector(array[i].Key) === compareKey)
                        {
                            var newEntry = new HashEntry(key, value);
                            this.entryList.Replace(array[i], newEntry);
                            array[i] = newEntry;
                            return true;
                        }
                    }
                }
                return false;
            },

            Contains: function (key)
            {
                var compareKey = this.compareSelector(key);
                var hash = ComputeHashCode(compareKey);
                if (!HasOwnProperty(this.buckets, hash)) return false;

                var array = this.buckets[hash];
                for (var i = 0; i < array.length; i++)
                {
                    if (this.compareSelector(array[i].Key) === compareKey) return true;
                }
                return false;
            },

            Clear: function ()
            {
                this.count = 0;
                this.buckets = {};
                this.entryList = new EntryList();
            },

            Remove: function (key)
            {
                var compareKey = this.compareSelector(key);
                var hash = ComputeHashCode(compareKey);
                if (!HasOwnProperty(this.buckets, hash)) return;

                var array = this.buckets[hash];
                for (var i = 0; i < array.length; i++)
                {
                    if (this.compareSelector(array[i].Key) === compareKey)
                    {
                        this.entryList.Remove(array[i]);
                        array.splice(i, 1);
                        if (array.length == 0) delete this.buckets[hash];
                        this.count--;
                        return;
                    }
                }
            },

            Count: function ()
            {
                return this.count;
            },

            ToEnumerable: function ()
            {
                var self = this;
                return new Enumerable(function ()
                {
                    var currentEntry;

                    return new IEnumerator(
                        function () { currentEntry = self.entryList.First },
                        function ()
                        {
                            if (currentEntry != null)
                            {
                                var result = { Key: currentEntry.Key, Value: currentEntry.Value };
                                currentEntry = currentEntry.Next;
                                return this.Yield(result);
                            }
                            return false;
                        },
                        Functions.Blank);
                });
            }
        }

        return Dictionary;
    })();

    // dictionary = Dictionary<TKey, TValue[]>
    var Lookup = function (dictionary)
    {
        this.Count = function ()
        {
            return dictionary.Count();
        }

        this.Get = function (key)
        {
            return Enumerable.From(dictionary.Get(key));
        }

        this.Contains = function (key)
        {
            return dictionary.Contains(key);
        }

        this.ToEnumerable = function ()
        {
            return dictionary.ToEnumerable().Select(function (kvp)
            {
                return new Grouping(kvp.Key, kvp.Value);
            });
        }
    }

    var Grouping = function (key, elements)
    {
        this.Key = function ()
        {
            return key;
        }

        ArrayEnumerable.call(this, elements);
    }
    Grouping.prototype = new ArrayEnumerable();

    // out to global
    return Enumerable;
})();
/**
 * @license
 * lodash 3.9.3 (Custom Build) lodash.com/license | Underscore.js 1.8.3 underscorejs.org/LICENSE
 * Build: `lodash modern -o ./lodash.js`
 */
; (function () {
    function n(n, t) { if (n !== t) { var r = null === n, e = n === m, u = n === n, i = null === t, o = t === m, f = t === t; if (n > t && !i || !u || r && !o && f || e && f) return 1; if (n < t && !r || !f || i && !e && u || o && u) return -1 } return 0 } function t(n, t, r) { for (var e = n.length, u = r ? e : -1; r ? u-- : ++u < e;) if (t(n[u], u, n)) return u; return -1 } function r(n, t, r) { if (t !== t) return s(n, r); r -= 1; for (var e = n.length; ++r < e;) if (n[r] === t) return r; return -1 } function e(n) { return typeof n == "function" || false } function u(n) { return typeof n == "string" ? n : null == n ? "" : n + "" } function i(n, t) {
        for (var r = -1, e = n.length; ++r < e && -1 < t.indexOf(n.charAt(r)) ;);
        return r
    } function o(n, t) { for (var r = n.length; r-- && -1 < t.indexOf(n.charAt(r)) ;); return r } function f(t, r) { return n(t.a, r.a) || t.b - r.b } function l(n) { return Nn[n] } function a(n) { return Ln[n] } function c(n) { return "\\" + Mn[n] } function s(n, t, r) { var e = n.length; for (t += r ? 0 : -1; r ? t-- : ++t < e;) { var u = n[t]; if (u !== u) return t } return -1 } function p(n) { return !!n && typeof n == "object" } function h(n) {
        return 160 >= n && 9 <= n && 13 >= n || 32 == n || 160 == n || 5760 == n || 6158 == n || 8192 <= n && (8202 >= n || 8232 == n || 8233 == n || 8239 == n || 8287 == n || 12288 == n || 65279 == n);
    } function _(n, t) { for (var r = -1, e = n.length, u = -1, i = []; ++r < e;) n[r] === t && (n[r] = L, i[++u] = r); return i } function v(n) { for (var t = -1, r = n.length; ++t < r && h(n.charCodeAt(t)) ;); return t } function g(n) { for (var t = n.length; t-- && h(n.charCodeAt(t)) ;); return t } function y(n) { return zn[n] } function d(h) {
        function Nn(n) { if (p(n) && !(Ti(n) || n instanceof Bn)) { if (n instanceof zn) return n; if (ru.call(n, "__chain__") && ru.call(n, "__wrapped__")) return Mr(n) } return new zn(n) } function Ln() { } function zn(n, t, r) {
            this.__wrapped__ = n, this.__actions__ = r || [],
            this.__chain__ = !!t
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