SlidingPanels=function(element){SlidingPanels.loadQueue=[];SlidingPanels.onloadDidFire=false;SlidingPanels.processLoadQueue=function(handler){SlidingPanels.onloadDidFire=true;var q=SlidingPanels.loadQueue;var qlen=q.length;for(var i=0;i<qlen;i++){q[i].attachBehaviors();}};this.element=this.getElement(element);this.enableAnimation=true;this.currentPanel=null;this.enableKeyboardNavigation=true;this.hasFocus=false;this.currentPanelClass="SlidingPanelsCurrentPanel";this.focusedClass="SlidingPanelsFocused";this.animatingClass="SlidingPanelsAnimating";if(this.element){this.element.style.overflow="hidden";}if(this.defaultPanel){if(typeof this.defaultPanel=="number"){this.currentPanel=this.getContentPanels()[this.defaultPanel];}else{this.currentPanel=this.getElement(this.defaultPanel);}}if(!this.currentPanel){this.currentPanel=this.getContentPanels()[0];}if(SlidingPanels.onloadDidFire){this.attachBehaviors();}else{SlidingPanels.loadQueue.push(this);}this.addLoadListener(SlidingPanels.processLoadQueue);};SlidingPanels.prototype={onFocus:function(e){this.hasFocus=true;this.addClassName(this.element,this.focusedClass);return false;},onBlur:function(e){this.hasFocus=false;this.removeClassName(this.element,this.focusedClass);return false;},attachBehaviors:function(){var ele=this.element;if(!ele){return;}if(this.enableKeyboardNavigation){var focusEle=null;var tabIndexAttr=ele.attributes.getNamedItem("tabindex");if(tabIndexAttr||ele.nodeName.toLowerCase()=="a"){focusEle=ele;}if(focusEle){var self=this;this.addEventListener(focusEle,"focus",function(e){return self.onFocus(e||window.event);},false);this.addEventListener(focusEle,"blur",function(e){return self.onBlur(e||window.event);},false);}}if(this.currentPanel){var ea=this.enableAnimation;this.enableAnimation=false;this.showPanel(this.currentPanel);this.enableAnimation=ea;}},getElement:function(ele){if(ele&&typeof ele=="string"){return document.getElementById(ele);}return ele;},addClassName:function(ele,className){if(!ele||!className||ele.className&&ele.className.search(new RegExp("\\b"+className+"\\b"))!=-1){return;}ele.className+=(ele.className?" ":"")+className;},removeClassName:function(ele,className){if(!ele||!className||ele.className&&ele.className.search(new RegExp("\\b"+className+"\\b"))==-1){return;}ele.className=ele.className.replace(new RegExp("\\s*\\b"+className+"\\b","g"),"");},getElementChildren:function(element){var children=[];var child=element.firstChild;while(child){if(child.nodeType==1){children.push(child);}child=child.nextSibling;}return children;},getCurrentPanel:function(){return this.currentPanel;},getContentGroup:function(){return this.getElementChildren(this.element)[0];},getContentPanels:function(){return this.getElementChildren(this.getContentGroup());},getContentPanelsCount:function(){return this.getContentPanels().length;},addLoadListener:function(handler){if(typeof window.addEventListener!="undefined"){window.addEventListener("load",handler,false);}else if(typeof document.addEventListener!="undefined"){document.addEventListener("load",handler,false);}else if(typeof window.attachEvent!="undefined"){window.attachEvent("onload",handler);}},addEventListener:function(element,eventType,handler,capture){try{if(element.addEventListener){element.addEventListener(eventType,handler,capture);}else if(element.attachEvent){element.attachEvent("on"+eventType,handler);}}catch(e){}},getContentPanelIndex:function(ele){if(ele){ele=this.getElement(ele);var panels=this.getContentPanels();var numPanels=panels.length;for(var i=0;i<numPanels;i++){if(panels[i]==ele){return i;}}}return-1;},showPanel:function(elementOrIndex){var pIndex=-1;if(typeof elementOrIndex=="number"){pIndex=elementOrIndex;}else{pIndex=this.getContentPanelIndex(elementOrIndex);}var numPanels=this.getContentPanelsCount();if(numPanels>0){pIndex=pIndex>=numPanels?numPanels-1:pIndex;}else{pIndex=0;}var panel=this.getContentPanels()[pIndex];var contentGroup=this.getContentGroup();if(panel&&contentGroup){if(this.currentPanel){this.removeClassName(this.currentPanel,this.currentPanelClass);}this.currentPanel=panel;var nx=-panel.offsetLeft;var ny=-panel.offsetTop;if(this.enableAnimation){if(this.animator){this.animator.stop();}var cx=contentGroup.offsetLeft;var cy=contentGroup.offsetTop;if(cx!=nx||cy!=ny){var self=this;this.addClassName(this.element,this.animatingClass);this.animator=new SlidingPanels.PanelAnimator(contentGroup,cx,cy,nx,ny,{duration:this.duration,fps:this.fps,transition:this.transition,finish:function(){self.removeClassName(self.element,self.animatingClass);self.addClassName(panel,self.currentPanelClass);}});this.animator.start();}}else{contentGroup.style.left=nx+"px";contentGroup.style.top=ny+"px";this.addClassName(panel,this.currentPanelClass);}}return panel;},showFirstPanel:function(){return this.showPanel(0);},showLastPanel:function(){return this.showPanel(this.getContentPanels().length-1);},showPreviousPanel:function(num){clearTimeout(this.timeOut);var num=num==undefined?1:num;var prev=this.getContentPanelIndex(this.currentPanel)-num;return this.showPanel(prev>0?prev:0);},showNextPanel:function(num){clearTimeout(this.timeOut);var num=num==undefined?1:num;var next=this.getContentPanelIndex(this.currentPanel)+num;if(next<this.getContentPanels().length-1){return this.showPanel(next);}else{return this.showPanel(0);}},timeOut:0,showNextPanelWithTimeOut:function(num,time){var self=this;var func=function(){self.showNextPanelWithTimeOut(num,time);};var numPanels=this.getContentPanelsCount();var cur=this.getContentPanelIndex(this.currentPanel);if(cur<numPanels-1){this.showNextPanel(num);}else{this.showPanel(0);}this.timeOut=setTimeout(func,time);}};SlidingPanels.PanelAnimator=function(ele,curX,curY,dstX,dstY,opts){this.element=ele;this.curX=curX;this.curY=curY;this.dstX=dstX;this.dstY=dstY;this.fps=60;this.duration=500;this.startTime=0;this.timerID=0;this.finish=null;this.transition=this.defaultTransition;var self=this;this.intervalFunc=function(){self.step();};this.interval=1000/this.fps;};SlidingPanels.PanelAnimator.prototype={element:null,curX:null,curY:null,dstX:null,dstY:null,fps:60,duration:500,startTime:0,timerID:0,finish:null,intervalFunc:function(){this.step();},interval:0,defaultTransition:function(time,begin,finish,duration){time/=duration;return begin+(2-time)*time*finish;},start:function(){this.stop();this.startTime=(new Date).getTime();this.timerID=setTimeout(this.intervalFunc,this.interval);},transition:null,stop:function(){if(this.timerID){clearTimeout(this.timerID);}this.timerID=0;},step:function(){var elapsedTime=(new Date).getTime()-this.startTime;var done=elapsedTime>=this.duration;var x,y;if(done){x=this.curX=this.dstX;y=this.curY=this.dstY;}else{x=this.transition(elapsedTime,this.curX,this.dstX-this.curX,this.duration);y=this.transition(elapsedTime,this.curY,this.dstY-this.curY,this.duration);}this.element.style.left=x+"px";this.element.style.top=y+"px";if(!done){this.timerID=setTimeout(this.intervalFunc,this.interval);}else if(this.finish){this.finish();}}};