/*!
 * 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(g){var q={vertical:!1,rtl:!1,start:1,offset:1,size:null,scroll:3,visible:null,animation:"normal",easing:"swing",auto:0,wrap:null,initCallback:null,setupCallback:null,reloadCallback:null,itemLoadCallback:null,itemFirstInCallback:null,itemFirstOutCallback:null,itemLastInCallback:null,itemLastOutCallback:null,itemVisibleInCallback:null,itemVisibleOutCallback:null,animationStepCallback:null,buttonNextHTML:"<div></div>",buttonPrevHTML:"<div></div>",buttonNextEvent:"click",buttonPrevEvent:"click", buttonNextCallback:null,buttonPrevCallback:null,itemFallbackDimension:null},m=!1;g(window).bind("load.jcarousel",function(){m=!0});g.jcarousel=function(a,c){this.options=g.extend({},q,c||{});this.autoStopped=this.locked=!1;this.buttonPrevState=this.buttonNextState=this.buttonPrev=this.buttonNext=this.list=this.clip=this.container=null;if(!c||c.rtl===void 0)this.options.rtl=(g(a).attr("dir")||g("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){g(a).removeClass(d[f]);b=d[f];break}a.nodeName.toUpperCase()=="UL"||a.nodeName.toUpperCase()=="OL"?(this.list=g(a),this.clip=this.list.parents(".jcarousel-clip"),this.container=this.list.parents(".jcarousel-container")):(this.container=g(a),this.list=this.container.find("ul,ol").eq(0),this.clip=this.container.find(".jcarousel-clip"));if(this.clip.size()===0)this.clip= this.list.wrap("<div></div>").parent();if(this.container.size()===0)this.container=this.clip.wrap("<div></div>").parent();b!==""&&this.container.parent()[0].className.indexOf("jcarousel-skin")==-1&&this.container.wrap('<div class=" '+b+'"></div>');this.buttonPrev=g(".jcarousel-prev",this.container);if(this.buttonPrev.size()===0&&this.options.buttonPrevHTML!==null)this.buttonPrev=g(this.options.buttonPrevHTML).appendTo(this.container);this.buttonPrev.addClass(this.className("jcarousel-prev"));this.buttonNext= g(".jcarousel-next",this.container);if(this.buttonNext.size()===0&&this.options.buttonNextHTML!==null)this.buttonNext=g(this.options.buttonNextHTML).appendTo(this.container);this.buttonNext.addClass(this.className("jcarousel-next"));this.clip.addClass(this.className("jcarousel-clip")).css({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"),e=this;if(b.size()>0){var h=0,i=this.options.offset;b.each(function(){e.format(this,i++);h+=e.dimension(this,j)});this.list.css(this.wh,h+100+"px");if(!c||c.size===void 0)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.resizeTimer&&clearTimeout(e.resizeTimer);e.resizeTimer=setTimeout(function(){e.reload()},100)};this.options.initCallback!==null&&this.options.initCallback(this,"init");!m&&g.browser.safari?(this.buttons(!1,!1),g(window).bind("load.jcarousel",function(){e.setup()})):this.setup()};var f=g.jcarousel;f.fn=f.prototype={jcarousel:"0.2.8"};f.fn.extend=f.extend=g.extend;f.fn.extend({setup:function(){this.prevLast= this.prevFirst=this.last=this.first=null;this.animating=!1;this.tail=this.resizeTimer=this.timer=null;this.inTail=!1;if(!this.locked){this.list.css(this.lt,this.pos(this.options.offset)+"px");var a=this.pos(this.options.start,!0);this.prevFirst=this.prevLast=null;this.animate(a,!1);g(window).unbind("resize.jcarousel",this.funcResize).bind("resize.jcarousel",this.funcResize);this.options.setupCallback!==null&&this.options.setupCallback(this)}},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,f.intval(this.list.css(this.lt))+this.tail);this.tail=null;this.inTail=!1;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);f+1<a.first&&(d=b)});this.list.css(this.wh,b+"px");this.list.css(this.lt,-d+"px")}this.scroll(this.first,!1)},lock:function(){this.locked=!0;this.buttons()},unlock:function(){this.locked=!1;this.buttons()},size:function(a){if(a!==void 0)this.options.size=a,this.locked||this.buttons();return this.options.size},has:function(a,c){if(c===void 0||!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!1}return!0}, get:function(a){return g(">.jcarousel-item-"+a,this.list)},add:function(a,c){var b=this.get(a),d=0,p=g(c);if(b.length===0)for(var j,e=f.intval(a),b=this.create(a);;){if(j=this.get(--e),e<=0||j.length){e<=0?this.list.prepend(b):j.after(b);break}}else d=this.dimension(b);p.get(0).nodeName.toUpperCase()=="LI"?(b.replaceWith(p),b=p):b.empty().append(c);this.format(b.removeClass(this.className("jcarousel-item-placeholder")),a);p=this.options.visible!==null?Math.ceil(this.clipping()/this.options.visible): null;d=this.dimension(b,p)-d;a>0&&a<this.first&&this.list.css(this.lt,f.intval(this.list.css(this.lt))-d+"px");this.list.css(this.wh,f.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,f.intval(this.list.css(this.lt))+b+"px");c.remove();this.list.css(this.wh,f.intval(this.list.css(this.wh))-b+"px")}},next:function(){this.tail!==null&&!this.inTail?this.scrollTail(!1): 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(!0):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=f.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){!this.locked&&!this.animating&&(this.pauseAuto(),this.animate(this.pos(a),c))},pos:function(a,c){var b=f.intval(this.list.css(this.lt));if(this.locked||this.animating)return b;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,g=this.options.wrap!="circular"&&this.first<=1?1:this.first,j=d?this.get(g): this.get(this.last),e=d?g:g-1,h=null,i=0,k=!1,l=0;d?--e>=a:++e<a;){h=this.get(e);k=!h.length;if(h.length===0&&(h=this.create(e).addClass(this.className("jcarousel-item-placeholder")),j[d?"before":"after"](h),this.first!==null&&this.options.wrap=="circular"&&this.options.size!==null&&(e<=0||e>this.options.size)))j=this.get(this.index(e)),j.length&&(h=this.add(e,j.clone(!0)));j=h;l=this.dimension(h);k&&(i+=l);if(this.first!==null&&(this.options.wrap=="circular"||e>=1&&(this.options.size===null||e<= this.options.size)))b=d?b+l:b-l}for(var g=this.clipping(),m=[],o=0,n=0,j=this.get(a-1),e=a;++o;){h=this.get(e);k=!h.length;if(h.length===0){h=this.create(e).addClass(this.className("jcarousel-item-placeholder"));if(j.length===0)this.list.prepend(h);else j[d?"before":"after"](h);if(this.first!==null&&this.options.wrap=="circular"&&this.options.size!==null&&(e<=0||e>this.options.size))j=this.get(this.index(e)),j.length&&(h=this.add(e,j.clone(!0)))}j=h;l=this.dimension(h);if(l===0)throw Error("jCarousel: No width/height set for items. This will cause an infinite loop. Aborting..."); this.options.wrap!="circular"&&this.options.size!==null&&e>this.options.size?m.push(h):k&&(i+=l);n+=l;if(n>=g)break;e++}for(h=0;h<m.length;h++)m[h].remove();i>0&&(this.list.css(this.wh,this.dimension(this.list)+i+"px"),d&&(b-=i,this.list.css(this.lt,f.intval(this.list.css(this.lt))-i+"px")));i=a+o-1;if(this.options.wrap!="circular"&&this.options.size&&i>this.options.size)i=this.options.size;if(e>i){o=0;e=i;for(n=0;++o;){h=this.get(e--);if(!h.length)break;n+=this.dimension(h);if(n>=g)break}}e=i-o+ 1;this.options.wrap!="circular"&&e<1&&(e=1);if(this.inTail&&d)b+=this.tail,this.inTail=!1;this.tail=null;if(this.options.wrap!="circular"&&i==this.options.size&&i-o+1>=1&&(d=f.intval(this.get(i).css(!this.options.vertical?"marginRight":"marginBottom")),n-d>g))this.tail=n-g-d;if(c&&a===this.options.size&&this.tail)b-=this.tail,this.inTail=!0;for(;a-- >e;)b+=this.dimension(this.get(a));this.prevFirst=this.first;this.prevLast=this.last;this.first=e;this.last=i;return b},animate:function(a,c){if(!this.locked&& !this.animating){this.animating=!0;var b=this,d=function(){b.animating=!1;a===0&&b.list.css(b.lt,0);!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 c=b.prevFirst;c<=b.prevLast;c++)c!==null&&!(c>=b.first&&c<=b.last)&&(c<1||c>b.options.size)&&b.remove(c)}; this.notify("onBeforeAnimation");if(!this.options.animation||c===!1)this.list.css(this.lt,a+"px"),d();else{var f=!this.options.vertical?this.options.rtl?{right:a}:{left:a}:{top:a},d={duration:this.options.animation,easing:this.options.easing,complete:d};if(g.isFunction(this.options.animationStepCallback))d.step=this.options.animationStepCallback;this.list.animate(f,d)}}},startAuto:function(a){if(a!==void 0)this.options.auto=a;if(this.options.auto===0)return this.stopAuto();if(this.timer===null){this.autoStopped= !1;var c=this;this.timer=window.setTimeout(function(){c.next()},this.options.auto*1E3)}},stopAuto:function(){this.pauseAuto();this.autoStopped=!0},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),!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),!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;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?!1:!0),this.options.buttonNextCallback!==null&&this.buttonNext.data("jcarouselstate")!=a&&this.buttonNext.each(function(){b.options.buttonNextCallback(b,this,a)}).data("jcarouselstate",a)):this.options.buttonNextCallback!==null&&this.buttonNextState!=a&&this.options.buttonNextCallback(b,null,a);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?!1:!0),this.options.buttonPrevCallback!==null&&this.buttonPrev.data("jcarouselstate")!=c&&this.buttonPrev.each(function(){b.options.buttonPrevCallback(b,this,c)}).data("jcarouselstate",c)):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);this.prevFirst!==this.first&&(this.callback("itemFirstInCallback",a,c,this.first),this.callback("itemFirstOutCallback",a,c,this.prevFirst));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 h=typeof this.options[a]=="object"?this.options[a][c]:this.options[a];if(g.isFunction(h)){var i=this;if(d===void 0)h(i,b,c);else if(f===void 0)this.get(d).each(function(){h(i,this,d,b,c)});else for(var a=function(a){i.get(a).each(function(){h(i,this,a,b,c)})},k=d;k<=f;k++)k!== null&&!(k>=j&&k<=e)&&a(k)}}},create:function(a){return this.format("<li></li>",a)},format:function(a,c){for(var a=g(a),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=g(a);if(c==null)return!this.options.vertical?b.outerWidth(!0)||f.intval(this.options.itemFallbackDimension):b.outerHeight(!0)||f.intval(this.options.itemFallbackDimension);else{var d=!this.options.vertical?c-f.intval(b.css("marginLeft"))-f.intval(b.css("marginRight")):c-f.intval(b.css("marginTop"))-f.intval(b.css("marginBottom"));g(b).css(this.wh,d+"px");return this.dimension(b)}},clipping:function(){return!this.options.vertical?this.clip[0].offsetWidth-f.intval(this.clip.css("borderLeftWidth"))- f.intval(this.clip.css("borderRightWidth")):this.clip[0].offsetHeight-f.intval(this.clip.css("borderTopWidth"))-f.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}});f.extend({defaults:function(a){return g.extend(q,a||{})},intval:function(a){a=parseInt(a,10);return isNaN(a)?0:a},windowLoaded:function(){m=!0}});g.fn.jcarousel=function(a){if(typeof a=="string"){var c=g(this).data("jcarousel"),b=Array.prototype.slice.call(arguments, 1);return c[a].apply(c,b)}else return this.each(function(){var b=g(this).data("jcarousel");b?(a&&g.extend(b.options,a),b.reload()):g(this).data("jcarousel",new f(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) {
  settings = settings || Drupal.settings;

  // If no carousels exist on this part of the page, work no further. 
  if (!settings.jcarousel || !settings.jcarousel.carousels) {
    return;
  }

  $.each(settings.jcarousel.carousels, function(key, options) {
    var $carousel = $(options.selector + ':not(.jcarousel-processed)', context);

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

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

    // Add navigation to the carousel if enabled.
    if (!options.setupCallback) {
      options.setupCallback = function(carousel) {
        Drupal.jcarousel.setupCarousel(carousel);
        if (options.navigation) {
          Drupal.jcarousel.addNavigation(carousel, options.navigation);
        }
      };
      if (options.navigation && !options.itemVisibleInCallback) {
        options.itemLastInCallback = {
          onAfterAnimation: Drupal.jcarousel.updateNavigationActive
        };
      }
    }

    if (!options.hasOwnProperty('buttonNextHTML') && !options.hasOwnProperty('buttonPrevHTML')) {
      options.buttonNextHTML = Drupal.theme('jCarouselButton', 'next');
      options.buttonPrevHTML = Drupal.theme('jCarouselButton', 'previous');
    }

    // 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;
  $.each(Drupal.settings.jcarousel.carousels, function(domID, carouselSettings) {
    if ($list.is('.' + domID)) {
      settings = carouselSettings['view_options'];
    }
  });

  // 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);
};

/**
 * Setup callback for jCarousel. Calculates number of pages.
 */
Drupal.jcarousel.setupCarousel = function(carousel) {
  // Determine the number of pages this carousel includes.
  // This only works for a positive starting point. Also, .first is 1-based
  // while .last is a count, so we need to reset the .first number to be
  // 0-based to make the math work.
  carousel.pageSize = carousel.last - (carousel.first - 1);

  // jCarousel's Views integration sets "size" in the carousel options. Use that
  // if available, otherwise count the number of items in the carousel.
  var itemCount = carousel.options.size ? carousel.options.size : $(carousel.list).children('li').length;
  carousel.pageCount =  Math.ceil(itemCount / carousel.pageSize);
  carousel.pageNumber = 1;

  // Disable the previous/next arrows if there is only one page.
  if (carousel.pageCount == 1) {
    carousel.buttonNext.addClass('jcarousel-next-disabled').attr('disabled', true);
    carousel.buttonPrev.addClass('jcarousel-prev-disabled').attr('disabled', true);
  }

  // Always remove the hard-coded display: block from the navigation.
  carousel.buttonNext.css('display', '');
  carousel.buttonPrev.css('display', '');
}

/**
 * Setup callback for jCarousel. Adds the navigation to the carousel if enabled.
 */
Drupal.jcarousel.addNavigation = function(carousel, position) {
  // Don't add a pager if there's only one page of results.
  if (carousel.pageCount <= 1) {
    return;
  }

  // Add a class to the wrapper so it can adjust CSS.
  $(carousel.list).parents('.jcarousel-container:first').addClass('jcarousel-navigation-' + position);

  var navigation = $('<ul class="jcarousel-navigation"></ul>');

  for (var i = 1; i <= carousel.pageCount; i++) {
    var pagerItem = $(Drupal.theme('jCarouselPageLink', i));
    var listItem = $('<li></li>').attr('jcarousel-page', i).append(pagerItem);
    navigation.append(listItem);

    // Make the first page active by default.
    if (i === 1) {
      listItem.addClass('active');
    }

    // Scroll to the correct page when a pager is clicked.
    pagerItem.bind('click', function() {
      // We scroll to the new page based on item offsets. This works with
      // circular carousels that do not divide items evenly, making it so that
      // going back or forward in pages will not skip or repeat any items.
      var newPageNumber = $(this).parent().attr('jcarousel-page');
      var itemOffset = (newPageNumber - carousel.pageNumber) * carousel.pageSize;

      if (itemOffset) {
        carousel.scroll(carousel.first + itemOffset);
      }

      return false;
    });
  }

  $(carousel.list).parents('.jcarousel-clip:first')[position](navigation);
}

/**
 * itemVisibleInCallback for jCarousel. Update the navigation after page change.
 */
Drupal.jcarousel.updateNavigationActive = function(carousel, item, idx, state) {
  // The navigation doesn't even exist yet when this is called on init.
  var $listItems = $(carousel.list).parents('.jcarousel-container:first').find('.jcarousel-navigation li');
  if ($listItems.length == 0) {
    return;
  }

  // jCarousel does some very odd things with circular wraps. Items before the
  // first item are given negative numbers and items after the last are given
  // numbers beyond the total number of items. This complicated logic calculates
  // which page number is active based off this numbering scheme.
  var pageNumber = Math.ceil(idx / carousel.pageSize);
  if (pageNumber <= 0 || pageNumber > carousel.pageCount) {
    pageNumber = pageNumber % carousel.pageCount;
    pageNumber = pageNumber == 0 ? carousel.pageCount : pageNumber;
    pageNumber = pageNumber < 0 ? pageNumber + carousel.pageCount : pageNumber;
  }
  carousel.pageNumber = pageNumber;
  var currentPage = $listItems.get(carousel.pageNumber - 1);

  // Set the current page to be active.
  $listItems.not(currentPage).removeClass('active');
  $(currentPage).addClass('active');
}

/**
 * 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);
  });

  // Add Drupal behaviors to the content of the carousel to affect new items.
  Drupal.attachBehaviors(jcarousel.list.get(0));

  // 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}));
};

Drupal.theme.prototype.jCarouselButton = function(type) {
  // Use links for buttons for accessibility.
  return '<a href="javascript:void(0)"></a>';
};

Drupal.theme.prototype.jCarouselPageLink = function(pageNumber) {
  return '<a href="javascript:void(0)"><span>' + (pageNumber) + '</span></a>';
};

})(jQuery);
;
