var flag = false;
function DrawImage(ImgD, iwidth, iheight) {
var image = new Image();
image.src = ImgD.src;
if (image.width > 0 && image.height > 0) {
flag = true;
if (image.width / image.height >= iwidth / iheight) {
if (image.width > iwidth) {
ImgD.width = iwidth;
ImgD.height = (image.height * iwidth) / image.width;
} else {
ImgD.width = image.width;
ImgD.height = image.height;
}
ImgD.alt = image.width + "×" + image.height;
}
else {
if (image.height > iheight) {
ImgD.height = iheight;
ImgD.width = (image.width * iheight) / image.height;
} else {
ImgD.width = image.width;
ImgD.height = image.height;
}
ImgD.alt = image.width + "×" + image.height;
}
}
}
var $sl = function (id) {
	
	return "string" == typeof id ? document.getElementById(id) : id;
};
var Extend = function(destination, source) {
	for (var property in source) {
		destination[property] = source[property];
	}
	return destination;
}

var CurrentStyle = function(element){
	return element.currentStyle || document.defaultView.getComputedStyle(element, null);
}

var Bind = function(object, fun) {
	var args = Array.prototype.slice.call(arguments).slice(2);
	return function() {
		return fun.apply(object, args.concat(Array.prototype.slice.call(arguments)));
	}
}
var Tween = {
	Quart: {
		easeOut: function(t,b,c,d){
			return -c * ((t=t/d-1)*t*t*t - 1) + b;
		}
	},
	Back: {
		easeOut: function(t,b,c,d,s){
			if (s == undefined) s = 1.70158;
			return c*((t=t/d-1)*t*((s+1)*t + s) + 1) + b;
		}
	},
	Bounce: {
		easeOut: function(t,b,c,d){
			if ((t/=d) < (1/2.75)) {
				return c*(7.5625*t*t) + b;
			} else if (t < (2/2.75)) {
				return c*(7.5625*(t-=(1.5/2.75))*t + .75) + b;
			} else if (t < (2.5/2.75)) {
				return c*(7.5625*(t-=(2.25/2.75))*t + .9375) + b;
			} else {
				return c*(7.5625*(t-=(2.625/2.75))*t + .984375) + b;
			}
		}
	}
}
var SlideTrans = function(container, slider, count, options) {
	this._slider = $sl(slider);
	this._container = $sl(container);
	this._timer = null;
	this._count = Math.abs(count);
	this._target = 0;
	this._t = this._b = this._c = 0;
	
	this.Index = 0;
	
	this.SetOptions(options);
	
	this.Auto = !!this.options.Auto;
	this.Duration = Math.abs(this.options.Duration);
	this.Time = Math.abs(this.options.Time);
	this.Pause = Math.abs(this.options.Pause);
	this.Tween = this.options.Tween;
	this.onStart = this.options.onStart;
	this.onFinish = this.options.onFinish;
	
	var bVertical = !!this.options.Vertical;
	this._css = bVertical ? "top" : "left";
	
	
	var p = CurrentStyle(this._container).position;
	p == "relative" || p == "absolute" || (this._container.style.position = "relative");
	this._container.style.overflow = "hidden";
	this._slider.style.position = "absolute";
	
	this.Change = this.options.Change ? this.options.Change :
		this._slider[bVertical ? "offsetHeight" : "offsetWidth"] / this._count;
};
SlideTrans.prototype = {
  SetOptions: function(options) {
	this.options = {
		Vertical:	true,
		Auto:		true,
		Change:		0,
		Duration:	50,
		Time:		10,
		Pause:		4000,
		onStart:	function(){},
		onFinish:	function(){},
		Tween:		Tween.Quart.easeOut
	};
	Extend(this.options, options || {});
  },
  Run: function(index) {
	index == undefined && (index = this.Index);
	index < 0 && (index = this._count - 1) || index >= this._count && (index = 0);
	this._target = -Math.abs(this.Change) * (this.Index = index);
	this._t = 0;
	this._b = parseInt(CurrentStyle(this._slider)[this.options.Vertical ? "top" : "left"]);
	this._c = this._target - this._b;
	
	this.onStart();
	this.Move();
  },
  Move: function() {
	clearTimeout(this._timer);
	if (this._c && this._t < this.Duration) {
		this.MoveTo(Math.round(this.Tween(this._t++, this._b, this._c, this.Duration)));
		this._timer = setTimeout(Bind(this, this.Move), this.Time);
	}else{
		this.MoveTo(this._target);
		this.Auto && (this._timer = setTimeout(Bind(this, this.Next), this.Pause));
	}
  },
  MoveTo: function(i) {
	this._slider.style[this._css] = i + "px";
  },
  Next: function() {
	this.Run(++this.Index);
  },
  Previous: function() {
	this.Run(--this.Index);
  },
  Stop: function() {
	clearTimeout(this._timer); this.MoveTo(this._target);
  }
};
var sina={$:function(objName){if(document.getElementById){return eval('document.getElementById("'+objName+'")')}else{return eval('document.all.'+objName)}},isIE:navigator.appVersion.indexOf("MSIE")!=-1?true:false,addEvent:function(l,i,I){if(l.attachEvent){l.attachEvent("on"+i,I)}else{l.addEventListener(i,I,false)}},delEvent:function(l,i,I){if(l.detachEvent){l.detachEvent("on"+i,I)}else{l.removeEventListener(i,I,false)}},readCookie:function(O){var o="",l=O+"=";if(document.cookie.length>0){var i=document.cookie.indexOf(l);if(i!=-1){i+=l.length;var I=document.cookie.indexOf(";",i);if(I==-1)I=document.cookie.length;o=unescape(document.cookie.substring(i,I))}};return o},writeCookie:function(i,l,o,c){var O="",I="";if(o!=null){O=new Date((new Date).getTime()+o*3600000);O="; expires="+O.toGMTString()};if(c!=null){I=";domain="+c};document.cookie=i+"="+escape(l)+O+I},readStyle:function(I,l){if(I.style[l]){return I.style[l]}else if(I.currentStyle){return I.currentStyle[l]}else if(document.defaultView&&document.defaultView.getComputedStyle){var i=document.defaultView.getComputedStyle(I,null);return i.getPropertyValue(l)}else{return null}}};
function ScrollPic(scrollContId,arrLeftId,arrRightId,dotListId){this.scrollContId=scrollContId;this.arrLeftId=arrLeftId;this.arrRightId=arrRightId;this.dotListId=dotListId;this.dotClassName="dotItem";this.dotOnClassName="dotItemOn";this.dotObjArr=[];this.pageWidth=0;this.frameWidth=0;this.speed=10;this.space=10;this.pageIndex=0;this.autoPlay=true;this.autoPlayTime=5;var _autoTimeObj,_scrollTimeObj,_state="ready";this.stripDiv=document.createElement("DIV");this.listDiv01=document.createElement("DIV");this.listDiv02=document.createElement("DIV");if(!ScrollPic.childs){ScrollPic.childs=[]};this.ID=ScrollPic.childs.length;ScrollPic.childs.push(this);this.initialize=function(){if(!this.scrollContId){throw new Error("����ָ��scrollContId.");return};this.scrollContDiv=sina.$(this.scrollContId);if(!this.scrollContDiv){throw new Error("scrollContId������ȷ�Ķ���.(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="327660px";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=""+(i+1)+"ҳ";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}}}};