var sina={$:function(objName){if(document.getElementById){return eval('document.getElementById("'+objName+'")')}else{return eval('document.all.'+objName)}},isIE:navigator.appVersion.indexOf("MSIE")!=-1?true:false,addEvent:function(l,i,I){if(l.attachEvent){l.attachEvent("on"+i,I)}else{l.addEventListener(i,I,false)}},delEvent:function(l,i,I){if(l.detachEvent){l.detachEvent("on"+i,I)}else{l.removeEventListener(i,I,false)}},readCookie:function(O){var o="",l=O+"=";if(document.cookie.length>0){var i=document.cookie.indexOf(l);if(i!=-1){i+=l.length;var I=document.cookie.indexOf(";",i);if(I==-1)I=document.cookie.length;o=unescape(document.cookie.substring(i,I))}};return o},writeCookie:function(i,l,o,c){var O="",I="";if(o!=null){O=new Date((new Date).getTime()+o*3600000);O="; expires="+O.toGMTString()};if(c!=null){I=";domain="+c};document.cookie=i+"="+escape(l)+O+I},readStyle:function(I,l){if(I.style[l]){return I.style[l]}else if(I.currentStyle){return I.currentStyle[l]}else if(document.defaultView&&document.defaultView.getComputedStyle){var i=document.defaultView.getComputedStyle(I,null);return i.getPropertyValue(l)}else{return null}}};

//\u6EDA\u52A8\u56FE\u7247\u6784\u9020\u51FD\u6570
//UI&UE Dept. mengjia
//080623
function ScrollPic(scrollContId,arrLeftId,arrRightId,dotListId)
{this.scrollContId=scrollContId;
	this.arrLeftId=arrLeftId;
	this.arrRightId=arrRightId;
	this.dotListId=dotListId;
	this.dotClassName="dotItem";
	this.dotOnClassName="dotItemOn";
	this.dotObjArr=[];
	this.pageWidth=0;
	this.frameWidth=0;
	this.speed=10;
	this.space=10;
	this.pageIndex=0;
	this.autoPlay=true;
	this.autoPlayTime=5;
	var _autoTimeObj,_scrollTimeObj,_state="ready";
	this.stripDiv=document.createElement("DIV");
	this.listDiv01=document.createElement("DIV");
	this.listDiv02=document.createElement("DIV");
	if(!ScrollPic.childs)
		{	ScrollPic.childs=[]};
	this.ID=ScrollPic.childs.length;
	ScrollPic.childs.push(this);
	this.initialize=function()
	{
		if(!this.scrollContId)
		{throw new Error("\u5FC5\u987B\u6307\u5B9AscrollContId.");return};
		this.scrollContDiv=sina.$(this.scrollContId);
		if(!this.scrollContDiv)
		{
			throw new Error("scrollContId\u4E0D\u662F\u6B63\u786E\u7684\u5BF9\u8C61.(scrollContId = \""+this.scrollContId+"\")");
			return
		};
		this.scrollContDiv.style.width=this.frameWidth+"px";
		this.scrollContDiv.style.overflow="hidden";
		this.listDiv01.innerHTML=this.listDiv02.innerHTML=this.scrollContDiv.innerHTML;
		this.scrollContDiv.innerHTML="";
		this.scrollContDiv.appendChild(this.stripDiv);
		this.stripDiv.appendChild(this.listDiv01);
		this.stripDiv.appendChild(this.listDiv02);
		this.stripDiv.style.overflow="hidden";
		this.stripDiv.style.zoom="1";
		this.stripDiv.style.width="32766px";
		this.listDiv01.style.cssFloat="left";
		this.listDiv02.style.cssFloat="left";
		sina.addEvent(this.scrollContDiv,"mouseover",Function("ScrollPic.childs["+this.ID+"].stop()"));
		sina.addEvent(this.scrollContDiv,"mouseout",Function("ScrollPic.childs["+this.ID+"].play()"));
		if(this.arrLeftId){this.arrLeftObj=sina.$(this.arrLeftId);
		if(this.arrLeftObj){sina.addEvent(this.arrLeftObj,"mousedown",Function("ScrollPic.childs["+this.ID+"].rightMouseDown()"));
		sina.addEvent(this.arrLeftObj,"mouseup",Function("ScrollPic.childs["+this.ID+"].rightEnd()"));
		sina.addEvent(this.arrLeftObj,"mouseout",Function("ScrollPic.childs["+this.ID+"].rightEnd()"))}};
		if(this.arrRightId){this.arrRightObj=sina.$(this.arrRightId);
		if(this.arrRightObj){sina.addEvent(this.arrRightObj,"mousedown",Function("ScrollPic.childs["+this.ID+"].leftMouseDown()"));
		sina.addEvent(this.arrRightObj,"mouseup",Function("ScrollPic.childs["+this.ID+"].leftEnd()"));
		sina.addEvent(this.arrRightObj,"mouseout",Function("ScrollPic.childs["+this.ID+"].leftEnd()"))}};
		if(this.dotListId)
		{this.dotListObj=sina.$(this.dotListId);
		if(this.dotListObj)
		{var pages=Math.round(this.listDiv01.offsetWidth/this.frameWidth+0.4),i,tempObj;
			for(i=0;i<pages;i++)
			{
			tempObj=document.createElement("span");
			this.dotListObj.appendChild(tempObj);
			this.dotObjArr.push(tempObj);
			if(i==this.pageIndex){tempObj.className=this.dotClassName}else{tempObj.className=this.dotOnClassName};
			tempObj.title="\u7B2C"+(i+1)+"\u9875";
			sina.addEvent(tempObj,"click",Function("ScrollPic.childs["+this.ID+"].pageTo("+i+")"))
			}
		}
		};
			if(this.autoPlay){this.play()}
	};
	this.leftMouseDown=function()
	{
		if(_state!="ready"){return};
		_state="floating";
		_scrollTimeObj=setInterval("ScrollPic.childs["+this.ID+"].moveLeft()",this.speed)
	};
	this.rightMouseDown=function()
	{
		if(_state!="ready"){return};
		_state="floating";
		_scrollTimeObj=setInterval("ScrollPic.childs["+this.ID+"].moveRight()",this.speed)
	};
	this.moveLeft=function()
	{
		if(this.scrollContDiv.scrollLeft+this.space>=this.listDiv01.scrollWidth)
		{
			this.scrollContDiv.scrollLeft=this.scrollContDiv.scrollLeft+this.space-this.listDiv01.scrollWidth
		}
		else
		{
			this.scrollContDiv.scrollLeft+=this.space
		};
		this.accountPageIndex()
	};
	this.moveRight=function()
	{
		if(this.scrollContDiv.scrollLeft-this.space<=0)
		{
			this.scrollContDiv.scrollLeft=this.listDiv01.scrollWidth+this.scrollContDiv.scrollLeft-this.space
		}
		else
		{
		this.scrollContDiv.scrollLeft-=this.space
		};
		this.accountPageIndex()
	};
	this.leftEnd=function()
	{
		if(_state!="floating"){return};_state="stoping";clearInterval(_scrollTimeObj);
		var fill=this.pageWidth-this.scrollContDiv.scrollLeft%this.pageWidth;this.move(fill)
	};
	this.rightEnd=function()
	{
		if(_state!="floating"){return};_state="stoping";clearInterval(_scrollTimeObj);
		var fill=-this.scrollContDiv.scrollLeft%this.pageWidth;this.move(fill)
	};
	this.move=function(num,quick)
	{
		var thisMove=num/5;
		if(!quick){if(thisMove>this.space){thisMove=this.space};if(thisMove<-this.space){thisMove=-this.space}};
		if(Math.abs(thisMove)<1&&thisMove!=0){thisMove=thisMove>=0?1:-1}else{thisMove=Math.round(thisMove)};
		var temp=this.scrollContDiv.scrollLeft+thisMove;
		if(thisMove>0)
		{
			if(this.scrollContDiv.scrollLeft+thisMove>=this.listDiv01.scrollWidth)
			{
				this.scrollContDiv.scrollLeft=this.scrollContDiv.scrollLeft+thisMove-this.listDiv01.scrollWidth
			}else{
				this.scrollContDiv.scrollLeft+=thisMove
			}
			
		}else
		{
			if(this.scrollContDiv.scrollLeft-thisMove<=0)
			{
				this.scrollContDiv.scrollLeft=this.listDiv01.scrollWidth+this.scrollContDiv.scrollLeft-thisMove
			}else{
				this.scrollContDiv.scrollLeft+=thisMove
			}
		};
		num-=thisMove;
		if(Math.abs(num)==0)
		{
			_state="ready";
			if(this.autoPlay)
			{
				this.play()
			};
			this.accountPageIndex();
			return
		}else
		{
			this.accountPageIndex();
			setTimeout("ScrollPic.childs["+this.ID+"].move("+num+","+quick+")",this.speed)
		}
	};
	this.next=function()
	{
		if(_state!="ready"){return};_state="stoping";this.move(this.pageWidth,true)
	};
	this.play=function()
	{
		if(!this.autoPlay){return};clearInterval(_autoTimeObj);
		_autoTimeObj=setInterval("ScrollPic.childs["+this.ID+"].next()",this.autoPlayTime*1000)
	};
	this.stop=function()
	{
		clearInterval(_autoTimeObj)
	};
	this.pageTo=function(num)
	{
		if(_state!="ready"){return};
		_state="stoping";var fill=num*this.frameWidth-this.scrollContDiv.scrollLeft;this.move(fill,true)
	};
	this.accountPageIndex=function()
	{
		this.pageIndex=Math.round(this.scrollContDiv.scrollLeft/this.frameWidth);
		if(this.pageIndex>Math.round(this.listDiv01.offsetWidth/this.frameWidth+0.4)-1)
		{
			this.pageIndex=0
		};
		var i;
		for(i=0;i<this.dotObjArr.length;i++)
		{
			if(i==this.pageIndex)
			{
				this.dotObjArr[i].className=this.dotClassName
			}else
			{
				this.dotObjArr[i].className=this.dotOnClassName
			}
		}
	}
	};