/**
 * jquery.scrollable 1.0.5 - Scroll your HTML with eye candy.
 * 
 * Copyright (c) 2009 Tero Piirainen
 * http://flowplayer.org/tools/scrollable.html
 *
 * Dual licensed under MIT and GPL 2+ licenses
 * http://www.opensource.org/licenses
 *
 * Launch  : March 2008
 * Date: 2009-06-12 11:02:45 +0000 (Fri, 12 Jun 2009)
 * Revision: 1911 
 */
 
 /*
 
 	Modified: August 2009 by DS @ Citrus
	- fixed page shift to 3 items, specific for CPA
	- adding loopNo to options
 
 */
(function($){$.tools=$.tools||{version:{}};$.tools.version.scrollable='1.0.5';var current=null;var loopCounter=0;function Scrollable(root,conf){var self=this;if(!current){current=self;}function bind(name,fn){$(self).bind(name,function(e,args){if(fn&&fn.call(this,args.index)===false&&args){args.proceed=false;}});return self;}$.each(conf,function(name,fn){if($.isFunction(fn)){bind(name,fn);}});var horizontal=!conf.vertical;var wrap=$(conf.items,root);var index=0;function find(query,ctx){return query.indexOf("#")!=-1?$(query).eq(0): ctx.siblings(query).eq(0);}var navi=find(conf.navi,root);var prev=find(conf.prev,root);var next=find(conf.next,root);var prevPage=find(conf.prevPage,root);var nextPage=find(conf.nextPage,root);$.extend(self,{getIndex: function(){return index;},getConf: function(){return conf;},getSize: function(){return self.getItems().size();},getPageAmount: function(){return Math.ceil(this.getSize()/conf.size);},getPageIndex: function(){return Math.ceil(index/conf.size);},getRoot: function(){return root;},getItemWrap: function(){return wrap;},getItems: function(){return wrap.children();},getVisibleItems: function(){return self.getItems().slice(index,index+conf.size);},seekTo: function(i,time,fn){if(time===undefined){time=conf.speed;}if($.isFunction(time)){fn=time;time=conf.speed;}if(i<0){i=0;}if(i>self.getSize()-conf.size){return self;}var item=self.getItems().eq(i);if(!item.length){return self;}var p={index: i,proceed: true};$(self).trigger("onBeforeSeek",p);if(!p.proceed){return self;}if(horizontal){var left=-item.position().left;wrap.animate({left: left},time,conf.easing,fn?function(){fn.call(self);}: null);}else{var top=-item.position().top;wrap.animate({top: top},time,conf.easing,fn?function(){fn.call(self);}: null);}if(navi.length){var klass=conf.activeClass;var page=Math.ceil(i/conf.size);page=Math.min(page,navi.children().length-1);navi.children().removeClass(klass).eq(page).addClass(klass);}if(i===0){prev.add(prevPage).addClass(conf.disabledClass);}else{prev.add(prevPage).removeClass(conf.disabledClass);}if(i>=self.getSize()-conf.size){next.add(nextPage).addClass(conf.disabledClass);}else{next.add(nextPage).removeClass(conf.disabledClass);}current=self;index=i;$(self).trigger("onSeek",{index: i});return self;},move: function(offset,time,fn){var to=index+offset;if(conf.loop&&to>(self.getSize()-conf.size)){to=0;}return this.seekTo(to,time,fn);},next: function(time,fn){return this.move(3,time,fn);},prev: function(time,fn){return this.move(-1,time,fn);},movePage: function(offset,time,fn){return this.move(conf.size*offset,time,fn);},setPage: function(page,time,fn){var size=conf.size;var index=size*page;var lastPage=index+size>=this.getSize();if(lastPage){index=this.getSize()-conf.size;}return this.seekTo(index,time,fn);},prevPage: function(time,fn){return this.setPage(this.getPageIndex()-1,time,fn);},nextPage: function(time,fn){return this.setPage(this.getPageIndex()+1,time,fn);},begin: function(time,fn){return this.seekTo(0,time,fn);},end: function(time,fn){return this.seekTo(this.getSize()-conf.size,time,fn);},reload: function(){return load();},click: function(index,time,fn){var item=self.getItems().eq(index);var klass=conf.activeClass;if(index<0||index>=this.getSize()){return self;}if(conf.size==2){if(index==self.getIndex()){index--;}self.getItems().removeClass(klass);item.addClass(klass);return this.seekTo(index,time,fn);}if(!item.hasClass(klass)){self.getItems().removeClass(klass);item.addClass(klass);var delta=Math.floor(conf.size/2);var to=index-delta;if(to>self.getSize()-conf.size){to=self.getSize()-conf.size;}if(to!==index){return this.seekTo(to,time,fn);}}return self;},onBeforeSeek: function(fn){return bind("onBeforeSeek",fn);},onSeek: function(fn){return bind("onSeek",fn);}});if($.isFunction($.fn.mousewheel)){root.bind("mousewheel.scrollable",function(e,delta){var step=$.browser.opera?1 :-1;self.move(delta>0?step :-step,50);return false;});}prev.addClass(conf.disabledClass).click(function(){self.prev();});next.click(function(){self.next();});nextPage.click(function(){self.nextPage();});prevPage.addClass(conf.disabledClass).click(function(){self.prevPage();});if(conf.keyboard){$(document).unbind("keydown.scrollable").bind("keydown.scrollable",function(evt){var el=current;if(!el||evt.altKey||evt.ctrlKey){return;}if(horizontal&&(evt.keyCode==37||evt.keyCode==39)){el.move(evt.keyCode==37?-1 : 1);return evt.preventDefault();}if(!horizontal&&(evt.keyCode==38||evt.keyCode==40)){el.move(evt.keyCode==38?-1 : 1);return evt.preventDefault();}return true;});}function load(){if(navi.is(":empty")||navi.data("me")==self){navi.empty();navi.data("me",self);for(var i=0;i<self.getPageAmount();i++){var item=$("<"+conf.naviItem+"/>").attr("href",i).click(function(e){var el=$(this);el.parent().children().removeClass(conf.activeClass);el.addClass(conf.activeClass);self.setPage(el.attr("href"));return e.preventDefault();});if(i===0){item.addClass(conf.activeClass);}navi.append(item);}}else{var els=navi.children();els.each(function(i){var item=$(this);item.attr("href",i);if(i===0){item.addClass(conf.activeClass);}item.click(function(){navi.find("."+conf.activeClass).removeClass(conf.activeClass);item.addClass(conf.activeClass);self.setPage(item.attr("href"));});});}if(conf.clickable){self.getItems().each(function(index,arg){var el=$(this);if(!el.data("set")){el.bind("click.scrollable",function(){self.click(index);});el.data("set",true);}});}if(conf.hoverClass){self.getItems().hover(function(){$(this).addClass(conf.hoverClass);},function(){$(this).removeClass(conf.hoverClass);});}return self;}load();var timer=null;function setTimer(){if(timer){return;}timer=setInterval(function(){loopCounter++;if(loopCounter>conf.loopNo){conf.loop=false;conf.interval=0;clearInterval(timer);}else{if(conf.interval===0){clearInterval(timer);timer=0;return;}self.next();}},conf.interval);}if(conf.interval>0){navi.hover(function(){clearInterval(timer);timer=0;},function(){setTimer();});nextPage.hover(function(){clearInterval(timer);timer=0;},function(){setTimer();});prevPage.hover(function(){clearInterval(timer);timer=0;},function(){setTimer();});root.hover(function(){clearInterval(timer);timer=0;},function(){setTimer();});setTimer();}}$.fn.scrollable=function(conf){var el=this.eq(typeof conf=='number'?conf : 0).data("scrollable");if(el){return el;}var opts={size: 5,vertical:false,clickable: true,loop: false,loopNo: 0,interval: 0,speed: 400,keyboard: true,activeClass:'active',disabledClass: 'disabled',hoverClass: null,easing: 'swing',items: '.items',prev: '.prev',next: '.next',prevPage: '.prevPage',nextPage: '.nextPage',navi: '.navi',naviItem: 'a',api:false,onBeforeSeek: null,onSeek: null};$.extend(opts,conf);this.each(function(){el=new Scrollable($(this),opts);$(this).data("scrollable",el);});return opts.api?el: this;};})(jQuery);