/* ========================================================================

  * Bootstrap: collapse.js v3.0.3

  * http://getbootstrap.com/javascript/#collapse

  * ========================================================================

  * Copyright 2013 Twitter, Inc.

  *

  * Licensed under the Apache License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  * http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  * ======================================================================== */

 +function ($) { "use strict";

   // COLLAPSE PUBLIC CLASS DEFINITION

   // ================================

   var Collapse = function (element, options) {

     this.$element      = $(element)

     this.options       = $.extend({}, Collapse.DEFAULTS, options)

     this.transitioning = null

     if (this.options.parent) this.$parent = $(this.options.parent)

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

   }

   Collapse.DEFAULTS = {

     toggle: true

   }

   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 startEvent = $.Event('show.bs.collapse')

     this.$element.trigger(startEvent)

     if (startEvent.isDefaultPrevented()) return

     var actives = this.$parent && this.$parent.find('> .panel > .in')

     if (actives && actives.length) {

       var hasData = actives.data('bs.collapse')

       if (hasData && hasData.transitioning) return

       actives.collapse('hide')

       hasData || actives.data('bs.collapse', null)

     }

     var dimension = this.dimension()

     this.$element

       .removeClass('collapse')

       .addClass('collapsing')

       [dimension](0)

     this.transitioning = 1

     var complete = function () {

       this.$element

         .removeClass('collapsing')

         .addClass('in')

         [dimension]('auto')

       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($.support.transition.end, $.proxy(complete, this))

       .emulateTransitionEnd(350)

       [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')

       .removeClass('in')

     this.transitioning = 1

     var complete = function () {

       this.transitioning = 0

       this.$element

         .trigger('hidden.bs.collapse')

         .removeClass('collapsing')

         .addClass('collapse')

     }

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

     this.$element

       [dimension](0)

       .one($.support.transition.end, $.proxy(complete, this))

       .emulateTransitionEnd(350)

   }

   Collapse.prototype.toggle = function () {

     this[this.$element.hasClass('in') ? 'hide' : 'show']()

   }

   // COLLAPSE PLUGIN DEFINITION

   // ==========================

   var old = $.fn.collapse

   $.fn.collapse = function (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) $this.data('bs.collapse', (data = new Collapse(this, options)))

       if (typeof option == 'string') data[option]()

     })

   }

   $.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), href

     var target  = $this.attr('data-target')

         || e.preventDefault()

         || (href = $this.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '') //strip for ie7

     var $target = $(target)

     var data    = $target.data('bs.collapse')

     var option  = data ? 'toggle' : $this.data()

     var parent  = $this.attr('data-parent')

     var $parent = parent && $(parent)

     if (!data || !data.transitioning) {

       if ($parent) $parent.find('[data-toggle=collapse][data-parent="' + parent + '"]').not($this).addClass('collapsed')

       $this[$target.hasClass('in') ? 'addClass' : 'removeClass']('collapsed')

     }

     $target.collapse(option)

   })

 }(jQuery);