/*!
 * jCarousel - Riding carousels with jQuery
 *   http://sorgalla.com/jcarousel/
 *
 * Copyright (c) 2006 Jan Sorgalla (http://sorgalla.com)
 * Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
 * and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
 *
 * Built on top of the jQuery library
 *   http://jquery.com
 *
 * Inspired by the "Carousel Component" by Bill Scott
 *   http://billwscott.com/carousel/
 */

(function(i){var q={vertical:false,rtl:false,start:1,offset:1,size:null,scroll:3,visible:null,animation:"normal",easing:"swing",auto:0,wrap:null,initCallback:null,reloadCallback:null,itemLoadCallback:null,itemFirstInCallback:null,itemFirstOutCallback:null,itemLastInCallback:null,itemLastOutCallback:null,itemVisibleInCallback:null,itemVisibleOutCallback:null,buttonNextHTML:"<div></div>",buttonPrevHTML:"<div></div>",buttonNextEvent:"click",buttonPrevEvent:"click",buttonNextCallback:null,buttonPrevCallback:null, itemFallbackDimension:null},r=false;i(window).bind("load.jcarousel",function(){r=true});i.jcarousel=function(a,c){this.options=i.extend({},q,c||{});this.autoStopped=this.locked=false;this.buttonPrevState=this.buttonNextState=this.buttonPrev=this.buttonNext=this.list=this.clip=this.container=null;if(!c||c.rtl===undefined)this.options.rtl=(i(a).attr("dir")||i("html").attr("dir")||"").toLowerCase()=="rtl";this.wh=!this.options.vertical?"width":"height";this.lt=!this.options.vertical?this.options.rtl? "right":"left":"top";for(var b="",d=a.className.split(" "),f=0;f<d.length;f++)if(d[f].indexOf("jcarousel-skin")!=-1){i(a).removeClass(d[f]);b=d[f];break}if(a.nodeName.toUpperCase()=="UL"||a.nodeName.toUpperCase()=="OL"){this.list=i(a);this.container=this.list.parent();if(this.container.hasClass("jcarousel-clip")){if(!this.container.parent().hasClass("jcarousel-container"))this.container=this.container.wrap("<div></div>");this.container=this.container.parent()}else if(!this.container.hasClass("jcarousel-container"))this.container= this.list.wrap("<div></div>").parent()}else{this.container=i(a);this.list=this.container.find("ul,ol").eq(0)}b!==""&&this.container.parent()[0].className.indexOf("jcarousel-skin")==-1&&this.container.wrap('<div class=" '+b+'"></div>');this.clip=this.list.parent();if(!this.clip.length||!this.clip.hasClass("jcarousel-clip"))this.clip=this.list.wrap("<div></div>").parent();this.buttonNext=i(".jcarousel-next",this.container);if(this.buttonNext.size()===0&&this.options.buttonNextHTML!==null)this.buttonNext= this.clip.after(this.options.buttonNextHTML).next();this.buttonNext.addClass(this.className("jcarousel-next"));this.buttonPrev=i(".jcarousel-prev",this.container);if(this.buttonPrev.size()===0&&this.options.buttonPrevHTML!==null)this.buttonPrev=this.clip.after(this.options.buttonPrevHTML).next();this.buttonPrev.addClass(this.className("jcarousel-prev"));this.clip.addClass(this.className("jcarousel-clip")).css({overflow:"hidden",position:"relative"});this.list.addClass(this.className("jcarousel-list")).css({overflow:"hidden", position:"relative",top:0,margin:0,padding:0}).css(this.options.rtl?"right":"left",0);this.container.addClass(this.className("jcarousel-container")).css({position:"relative"});!this.options.vertical&&this.options.rtl&&this.container.addClass("jcarousel-direction-rtl").attr("dir","rtl");var j=this.options.visible!==null?Math.ceil(this.clipping()/this.options.visible):null;b=this.list.children("li");var e=this;if(b.size()>0){var g=0,k=this.options.offset;b.each(function(){e.format(this,k++);g+=e.dimension(this, j)});this.list.css(this.wh,g+100+"px");if(!c||c.size===undefined)this.options.size=b.size()}this.container.css("display","block");this.buttonNext.css("display","block");this.buttonPrev.css("display","block");this.funcNext=function(){e.next()};this.funcPrev=function(){e.prev()};this.funcResize=function(){e.reload()};this.options.initCallback!==null&&this.options.initCallback(this,"init");if(!r&&i.browser.safari){this.buttons(false,false);i(window).bind("load.jcarousel",function(){e.setup()})}else this.setup()}; var h=i.jcarousel;h.fn=h.prototype={jcarousel:"0.2.7"};h.fn.extend=h.extend=i.extend;h.fn.extend({setup:function(){this.prevLast=this.prevFirst=this.last=this.first=null;this.animating=false;this.tail=this.timer=null;this.inTail=false;if(!this.locked){this.list.css(this.lt,this.pos(this.options.offset)+"px");var a=this.pos(this.options.start,true);this.prevFirst=this.prevLast=null;this.animate(a,false);i(window).unbind("resize.jcarousel",this.funcResize).bind("resize.jcarousel",this.funcResize)}}, reset:function(){this.list.empty();this.list.css(this.lt,"0px");this.list.css(this.wh,"10px");this.options.initCallback!==null&&this.options.initCallback(this,"reset");this.setup()},reload:function(){this.tail!==null&&this.inTail&&this.list.css(this.lt,h.intval(this.list.css(this.lt))+this.tail);this.tail=null;this.inTail=false;this.options.reloadCallback!==null&&this.options.reloadCallback(this);if(this.options.visible!==null){var a=this,c=Math.ceil(this.clipping()/this.options.visible),b=0,d=0; this.list.children("li").each(function(f){b+=a.dimension(this,c);if(f+1<a.first)d=b});this.list.css(this.wh,b+"px");this.list.css(this.lt,-d+"px")}this.scroll(this.first,false)},lock:function(){this.locked=true;this.buttons()},unlock:function(){this.locked=false;this.buttons()},size:function(a){if(a!==undefined){this.options.size=a;this.locked||this.buttons()}return this.options.size},has:function(a,c){if(c===undefined||!c)c=a;if(this.options.size!==null&&c>this.options.size)c=this.options.size;for(var b= a;b<=c;b++){var d=this.get(b);if(!d.length||d.hasClass("jcarousel-item-placeholder"))return false}return true},get:function(a){return i(".jcarousel-item-"+a,this.list)},add:function(a,c){var b=this.get(a),d=0,f=i(c);if(b.length===0){var j,e=h.intval(a);for(b=this.create(a);;){j=this.get(--e);if(e<=0||j.length){e<=0?this.list.prepend(b):j.after(b);break}}}else d=this.dimension(b);if(f.get(0).nodeName.toUpperCase()=="LI"){b.replaceWith(f);b=f}else b.empty().append(c);this.format(b.removeClass(this.className("jcarousel-item-placeholder")), a);f=this.options.visible!==null?Math.ceil(this.clipping()/this.options.visible):null;d=this.dimension(b,f)-d;a>0&&a<this.first&&this.list.css(this.lt,h.intval(this.list.css(this.lt))-d+"px");this.list.css(this.wh,h.intval(this.list.css(this.wh))+d+"px");return b},remove:function(a){var c=this.get(a);if(!(!c.length||a>=this.first&&a<=this.last)){var b=this.dimension(c);a<this.first&&this.list.css(this.lt,h.intval(this.list.css(this.lt))+b+"px");c.remove();this.list.css(this.wh,h.intval(this.list.css(this.wh))- b+"px")}},next:function(){this.tail!==null&&!this.inTail?this.scrollTail(false):this.scroll((this.options.wrap=="both"||this.options.wrap=="last")&&this.options.size!==null&&this.last==this.options.size?1:this.first+this.options.scroll)},prev:function(){this.tail!==null&&this.inTail?this.scrollTail(true):this.scroll((this.options.wrap=="both"||this.options.wrap=="first")&&this.options.size!==null&&this.first==1?this.options.size:this.first-this.options.scroll)},scrollTail:function(a){if(!(this.locked|| this.animating||!this.tail)){this.pauseAuto();var c=h.intval(this.list.css(this.lt));c=!a?c-this.tail:c+this.tail;this.inTail=!a;this.prevFirst=this.first;this.prevLast=this.last;this.animate(c)}},scroll:function(a,c){if(!(this.locked||this.animating)){this.pauseAuto();this.animate(this.pos(a),c)}},pos:function(a,c){var b=h.intval(this.list.css(this.lt));if(this.locked||this.animating)return b;if(this.options.wrap!="circular")a=a<1?1:this.options.size&&a>this.options.size?this.options.size:a;for(var d= this.first>a,f=this.options.wrap!="circular"&&this.first<=1?1:this.first,j=d?this.get(f):this.get(this.last),e=d?f:f-1,g=null,k=0,l=false,m=0;d?--e>=a:++e<a;){g=this.get(e);l=!g.length;if(g.length===0){g=this.create(e).addClass(this.className("jcarousel-item-placeholder"));j[d?"before":"after"](g);if(this.first!==null&&this.options.wrap=="circular"&&this.options.size!==null&&(e<=0||e>this.options.size)){j=this.get(this.index(e));if(j.length)g=this.add(e,j.clone(true))}}j=g;m=this.dimension(g);if(l)k+= m;if(this.first!==null&&(this.options.wrap=="circular"||e>=1&&(this.options.size===null||e<=this.options.size)))b=d?b+m:b-m}f=this.clipping();var p=[],o=0,n=0;j=this.get(a-1);for(e=a;++o;){g=this.get(e);l=!g.length;if(g.length===0){g=this.create(e).addClass(this.className("jcarousel-item-placeholder"));j.length===0?this.list.prepend(g):j[d?"before":"after"](g);if(this.first!==null&&this.options.wrap=="circular"&&this.options.size!==null&&(e<=0||e>this.options.size)){j=this.get(this.index(e));if(j.length)g= this.add(e,j.clone(true))}}j=g;m=this.dimension(g);if(m===0)throw Error("jCarousel: No width/height set for items. This will cause an infinite loop. Aborting...");if(this.options.wrap!="circular"&&this.options.size!==null&&e>this.options.size)p.push(g);else if(l)k+=m;n+=m;if(n>=f)break;e++}for(g=0;g<p.length;g++)p[g].remove();if(k>0){this.list.css(this.wh,this.dimension(this.list)+k+"px");if(d){b-=k;this.list.css(this.lt,h.intval(this.list.css(this.lt))-k+"px")}}k=a+o-1;if(this.options.wrap!="circular"&& this.options.size&&k>this.options.size)k=this.options.size;if(e>k){o=0;e=k;for(n=0;++o;){g=this.get(e--);if(!g.length)break;n+=this.dimension(g);if(n>=f)break}}e=k-o+1;if(this.options.wrap!="circular"&&e<1)e=1;if(this.inTail&&d){b+=this.tail;this.inTail=false}this.tail=null;if(this.options.wrap!="circular"&&k==this.options.size&&k-o+1>=1){d=h.margin(this.get(k),!this.options.vertical?"marginRight":"marginBottom");if(n-d>f)this.tail=n-f-d}if(c&&a===this.options.size&&this.tail){b-=this.tail;this.inTail= true}for(;a-- >e;)b+=this.dimension(this.get(a));this.prevFirst=this.first;this.prevLast=this.last;this.first=e;this.last=k;return b},animate:function(a,c){if(!(this.locked||this.animating)){this.animating=true;var b=this,d=function(){b.animating=false;a===0&&b.list.css(b.lt,0);if(!b.autoStopped&&(b.options.wrap=="circular"||b.options.wrap=="both"||b.options.wrap=="last"||b.options.size===null||b.last<b.options.size||b.last==b.options.size&&b.tail!==null&&!b.inTail))b.startAuto();b.buttons();b.notify("onAfterAnimation"); if(b.options.wrap=="circular"&&b.options.size!==null)for(var f=b.prevFirst;f<=b.prevLast;f++)if(f!==null&&!(f>=b.first&&f<=b.last)&&(f<1||f>b.options.size))b.remove(f)};this.notify("onBeforeAnimation");if(!this.options.animation||c===false){this.list.css(this.lt,a+"px");d()}else this.list.animate(!this.options.vertical?this.options.rtl?{right:a}:{left:a}:{top:a},this.options.animation,this.options.easing,d)}},startAuto:function(a){if(a!==undefined)this.options.auto=a;if(this.options.auto===0)return this.stopAuto(); if(this.timer===null){this.autoStopped=false;var c=this;this.timer=window.setTimeout(function(){c.next()},this.options.auto*1E3)}},stopAuto:function(){this.pauseAuto();this.autoStopped=true},pauseAuto:function(){if(this.timer!==null){window.clearTimeout(this.timer);this.timer=null}},buttons:function(a,c){if(a==null){a=!this.locked&&this.options.size!==0&&(this.options.wrap&&this.options.wrap!="first"||this.options.size===null||this.last<this.options.size);if(!this.locked&&(!this.options.wrap||this.options.wrap== "first")&&this.options.size!==null&&this.last>=this.options.size)a=this.tail!==null&&!this.inTail}if(c==null){c=!this.locked&&this.options.size!==0&&(this.options.wrap&&this.options.wrap!="last"||this.first>1);if(!this.locked&&(!this.options.wrap||this.options.wrap=="last")&&this.options.size!==null&&this.first==1)c=this.tail!==null&&this.inTail}var b=this;if(this.buttonNext.size()>0){this.buttonNext.unbind(this.options.buttonNextEvent+".jcarousel",this.funcNext);a&&this.buttonNext.bind(this.options.buttonNextEvent+ ".jcarousel",this.funcNext);this.buttonNext[a?"removeClass":"addClass"](this.className("jcarousel-next-disabled")).attr("disabled",a?false:true);this.options.buttonNextCallback!==null&&this.buttonNext.data("jcarouselstate")!=a&&this.buttonNext.each(function(){b.options.buttonNextCallback(b,this,a)}).data("jcarouselstate",a)}else this.options.buttonNextCallback!==null&&this.buttonNextState!=a&&this.options.buttonNextCallback(b,null,a);if(this.buttonPrev.size()>0){this.buttonPrev.unbind(this.options.buttonPrevEvent+ ".jcarousel",this.funcPrev);c&&this.buttonPrev.bind(this.options.buttonPrevEvent+".jcarousel",this.funcPrev);this.buttonPrev[c?"removeClass":"addClass"](this.className("jcarousel-prev-disabled")).attr("disabled",c?false:true);this.options.buttonPrevCallback!==null&&this.buttonPrev.data("jcarouselstate")!=c&&this.buttonPrev.each(function(){b.options.buttonPrevCallback(b,this,c)}).data("jcarouselstate",c)}else this.options.buttonPrevCallback!==null&&this.buttonPrevState!=c&&this.options.buttonPrevCallback(b, null,c);this.buttonNextState=a;this.buttonPrevState=c},notify:function(a){var c=this.prevFirst===null?"init":this.prevFirst<this.first?"next":"prev";this.callback("itemLoadCallback",a,c);if(this.prevFirst!==this.first){this.callback("itemFirstInCallback",a,c,this.first);this.callback("itemFirstOutCallback",a,c,this.prevFirst)}if(this.prevLast!==this.last){this.callback("itemLastInCallback",a,c,this.last);this.callback("itemLastOutCallback",a,c,this.prevLast)}this.callback("itemVisibleInCallback", a,c,this.first,this.last,this.prevFirst,this.prevLast);this.callback("itemVisibleOutCallback",a,c,this.prevFirst,this.prevLast,this.first,this.last)},callback:function(a,c,b,d,f,j,e){if(!(this.options[a]==null||typeof this.options[a]!="object"&&c!="onAfterAnimation")){var g=typeof this.options[a]=="object"?this.options[a][c]:this.options[a];if(i.isFunction(g)){var k=this;if(d===undefined)g(k,b,c);else if(f===undefined)this.get(d).each(function(){g(k,this,d,b,c)});else{a=function(m){k.get(m).each(function(){g(k, this,m,b,c)})};for(var l=d;l<=f;l++)l!==null&&!(l>=j&&l<=e)&&a(l)}}}},create:function(a){return this.format("<li></li>",a)},format:function(a,c){a=i(a);for(var b=a.get(0).className.split(" "),d=0;d<b.length;d++)b[d].indexOf("jcarousel-")!=-1&&a.removeClass(b[d]);a.addClass(this.className("jcarousel-item")).addClass(this.className("jcarousel-item-"+c)).css({"float":this.options.rtl?"right":"left","list-style":"none"}).attr("jcarouselindex",c);return a},className:function(a){return a+" "+a+(!this.options.vertical? "-horizontal":"-vertical")},dimension:function(a,c){var b=a.jquery!==undefined?a[0]:a,d=!this.options.vertical?(b.offsetWidth||h.intval(this.options.itemFallbackDimension))+h.margin(b,"marginLeft")+h.margin(b,"marginRight"):(b.offsetHeight||h.intval(this.options.itemFallbackDimension))+h.margin(b,"marginTop")+h.margin(b,"marginBottom");if(c==null||d==c)return d;d=!this.options.vertical?c-h.margin(b,"marginLeft")-h.margin(b,"marginRight"):c-h.margin(b,"marginTop")-h.margin(b,"marginBottom");i(b).css(this.wh, d+"px");return this.dimension(b)},clipping:function(){return!this.options.vertical?this.clip[0].offsetWidth-h.intval(this.clip.css("borderLeftWidth"))-h.intval(this.clip.css("borderRightWidth")):this.clip[0].offsetHeight-h.intval(this.clip.css("borderTopWidth"))-h.intval(this.clip.css("borderBottomWidth"))},index:function(a,c){if(c==null)c=this.options.size;return Math.round(((a-1)/c-Math.floor((a-1)/c))*c)+1}});h.extend({defaults:function(a){return i.extend(q,a||{})},margin:function(a,c){if(!a)return 0; var b=a.jquery!==undefined?a[0]:a;if(c=="marginRight"&&i.browser.safari){var d={display:"block","float":"none",width:"auto"},f,j;i.swap(b,d,function(){f=b.offsetWidth});d.marginRight=0;i.swap(b,d,function(){j=b.offsetWidth});return j-f}return h.intval(i.css(b,c))},intval:function(a){a=parseInt(a,10);return isNaN(a)?0:a}});i.fn.jcarousel=function(a){if(typeof a=="string"){var c=i(this).data("jcarousel"),b=Array.prototype.slice.call(arguments,1);return c[a].apply(c,b)}else return this.each(function(){i(this).data("jcarousel", new h(this,a))})}})(jQuery);

;
/**
 * @file
 * Add jCarousel behaviors to the page and provide Views-support.
 */

(function($) {

Drupal.behaviors.jcarousel = {};
Drupal.behaviors.jcarousel.attach = function(context, settings) {
  var settings = settings || Drupal.settings;
  for (var key in settings.jcarousel.carousels) {
    var options = settings.jcarousel.carousels[key];
    var $carousel = $(options.selector + ':not(.jcarousel-processed)', context);

    // If this carousel has already been processed or doesn't exist, move on.
    if (!$carousel.length) {
      continue;
    }

    // Callbacks need to be converted from a string to an actual function.
    for (var optionKey in options) {
      if (optionKey.match(/Callback$/) && typeof options[optionKey] == 'string') {
        var callbackFunction = window;
        var callbackParents = options[optionKey].split('.');
        for (var objectParent in callbackParents) {
          callbackFunction = callbackFunction[callbackParents[objectParent]];
        }
        options[optionKey] = callbackFunction;
      }
    }

    // Add standard options required for AJAX functionality.
    if (options.ajax && !options.itemLoadCallback) {
      options.itemLoadCallback = Drupal.jcarousel.ajaxLoadCallback;
    }

    // If auto-scrolling, pause animation when hoving over the carousel.
    if (options.auto && options.autoPause && !options.initCallback) {
      options.initCallback = function(carousel, state) {
        Drupal.jcarousel.autoPauseCallback(carousel, state);
      }
    }

    // Change next and previous buttons to links for accessibility.
    if (!options.hasOwnProperty('buttonNextHTML') && !options.hasOwnProperty('buttonPrevHTML')) {
      options.buttonNextHTML = '<a href="javascript:void(0)"></a>';
      options.buttonPrevHTML = '<a href="javascript:void(0)"></a>';
    }

    // Initialize the jcarousel.
    $carousel.addClass('jcarousel-processed').jcarousel(options);
  }
};

Drupal.jcarousel = {};
Drupal.jcarousel.ajaxLoadCallback = function(jcarousel, state) {
  // Check if the requested items already exist.
  if (state == 'init' || jcarousel.has(jcarousel.first, jcarousel.last)) {
    return;
  }

  var $list = jcarousel.list;
  var $view = $list.parents('.view:first');
  var ajaxPath = Drupal.settings.jcarousel.ajaxPath;
  var target = $view.get(0);

  // Find this view's settings in the Views AJAX settings.
  var settings;
  $.each(Drupal.settings.views.ajaxViews, function(i, viewSettings) {
    if ($view.is('.view-dom-id-' + viewSettings['view_dom_id'])) {
      settings = viewSettings;
    }
  });

  // Copied from ajax_view.js:
  var viewData = { 'js': 1, 'first': jcarousel.first - 1, 'last': jcarousel.last };
  // Construct an object using the settings defaults and then overriding
  // with data specific to the link.
  $.extend(
    viewData,
    settings
  );

  $.ajax({
    url: ajaxPath,
    type: 'GET',
    data: viewData,
    success: function(response) {
      Drupal.jcarousel.ajaxResponseCallback(jcarousel, target, response)
    },
    error: function(xhr) { Drupal.jcarousel.ajaxErrorCallback(xhr, ajaxPath); },
    dataType: 'json'
  });

};

/**
 * Init callback for jCarousel. Pauses the carousel when hovering over.
 */
Drupal.jcarousel.autoPauseCallback = function(carousel, state) {
  function pauseAuto() {
    carousel.stopAuto();
  }
  function resumeAuto() {
    carousel.startAuto();
  }
  carousel.clip.hover(pauseAuto, resumeAuto);
  carousel.buttonNext.hover(pauseAuto, resumeAuto);
  carousel.buttonPrev.hover(pauseAuto, resumeAuto);
};

/**
 * AJAX callback for all jCarousel-style views.
 */
Drupal.jcarousel.ajaxResponseCallback = function(jcarousel, target, response) {
  if (response.debug) {
    alert(response.debug);
  }

  var $view = $(target);
  var jcarousel = $view.find('ul.jcarousel').data('jcarousel');

  // Add items to the jCarousel.
  $('ul.jcarousel li', response.display).each(function(i) {
    var itemNumber = this.className.replace(/.*?jcarousel-item-(\d+).*?/, '$1');
    jcarousel.add(itemNumber, this.innerHTML);
  });

  // Treat messages the same way that Views typically handles messages.
  if (response.messages) {
    // Show any messages (but first remove old ones, if there are any).
    $view.find('.views-messages').remove().end().prepend(response.messages);
  }
};

/**
 * Display error messages using the same mechanism as Views module.
 */
Drupal.jcarousel.ajaxErrorCallback = function (xhr, path) {
  var error_text = '';

  if ((xhr.status == 500 && xhr.responseText) || xhr.status == 200) {
    error_text = xhr.responseText;

    // Replace all &lt; and &gt; by < and >
    error_text = error_text.replace("/&(lt|gt);/g", function (m, p) {
      return (p == "lt")? "<" : ">";
    });

    // Now, replace all html tags by empty spaces
    error_text = error_text.replace(/<("[^"]*"|'[^']*'|[^'">])*>/gi,"");

    // Fix end lines
    error_text = error_text.replace(/[\n]+\s+/g,"\n");
  }
  else if (xhr.status == 500) {
    error_text = xhr.status + ': ' + Drupal.t("Internal server error. Please see server or PHP logs for error information.");
  }
  else {
    error_text = xhr.status + ': ' + xhr.statusText;
  }

  alert(Drupal.t("An error occurred at @path.\n\nError Description: @error", {'@path': path, '@error': error_text}));
};

})(jQuery);
;
(function ($) {
Drupal.settings.views = Drupal.settings.views || {'ajax_path': '/views/ajax'};

Drupal.quicktabs = Drupal.quicktabs || {};

Drupal.quicktabs.getQTName = function (el) {
  return el.id.substring(el.id.indexOf('-') +1);
}

Drupal.behaviors.quicktabs = {
  attach: function (context, settings) {
    $.extend(true, Drupal.settings, settings);
    $('.quicktabs-wrapper', context).once(function(){
      Drupal.quicktabs.prepare(this);
    });
  }
}

// Setting up the inital behaviours
Drupal.quicktabs.prepare = function(el) {
  // el.id format: "quicktabs-$name"
  var qt_name = Drupal.quicktabs.getQTName(el);
  var $ul = $(el).find('ul.quicktabs-tabs:first');
  $ul.find('li a').each(function(i, element){
    element.myTabIndex = i;
    element.qt_name = qt_name;
    var tab = new Drupal.quicktabs.tab(element);
    var parent_li = $(element).parents('li').get(0);
    if ($(parent_li).hasClass('active')) {
      $(element).addClass('quicktabs-loaded');
    }
    $(element).once(function() {$(this).bind('click', {tab: tab}, Drupal.quicktabs.clickHandler);});
  });
}

Drupal.quicktabs.clickHandler = function(event) {
  var tab = event.data.tab;
  var element = this;
  // Set clicked tab to active.
  $(this).parents('li').siblings().removeClass('active');
  $(this).parents('li').addClass('active');

  // Hide all tabpages.
  tab.container.children().addClass('quicktabs-hide');
  
  if (!tab.tabpage.hasClass("quicktabs-tabpage")) {
    tab = new Drupal.quicktabs.tab(element);
  }

  tab.tabpage.removeClass('quicktabs-hide');
  return false;
}

// Constructor for an individual tab
Drupal.quicktabs.tab = function (el) {
  this.element = el;
  this.tabIndex = el.myTabIndex;
  var qtKey = 'qt_' + el.qt_name;
  var i = 0;
  for (var key in Drupal.settings.quicktabs[qtKey].tabs) {
    if (i == this.tabIndex) {
      this.tabObj = Drupal.settings.quicktabs[qtKey].tabs[key];
      this.tabKey = key;
    }
    i++;
  }
  this.tabpage_id = 'quicktabs-tabpage-' + el.qt_name + '-' + this.tabKey;
  this.container = $('#quicktabs-container-' + el.qt_name);
  this.tabpage = this.container.find('#' + this.tabpage_id);
}

if (Drupal.ajax) {
  /**
   * Handle an event that triggers an AJAX response.
   *
   * We unfortunately need to override this function, which originally comes from
   * misc/ajax.js, in order to be able to cache loaded tabs, i.e. once a tab
   * content has loaded it should not need to be loaded again.
   *
   * I have removed all comments that were in the original core function, so that
   * the only comments inside this function relate to the Quicktabs modification
   * of it.
   */
  Drupal.ajax.prototype.eventResponse = function (element, event) {
    var ajax = this;

    if (ajax.ajaxing) {
      return false;
    }
  
    try {
      if (ajax.form) {
        if (ajax.setClick) {
          element.form.clk = element;
        }
  
        ajax.form.ajaxSubmit(ajax.options);
      }
      else {
        // Do not perform an ajax request for already loaded Quicktabs content.
        if (!$(element).hasClass('quicktabs-loaded')) {
          ajax.beforeSerialize(ajax.element, ajax.options);
          $.ajax(ajax.options);
          if ($(element).parents('ul').hasClass('quicktabs-tabs')) {
            $(element).addClass('quicktabs-loaded');
          }
        }
      }
    }
    catch (e) {
      ajax.ajaxing = false;
      alert("An error occurred while attempting to process " + ajax.options.url + ": " + e.message);
    }
    return false;
  };
}


})(jQuery);
;