"/>
<%@taglibtagdir="/WEB-INF/tags"prefix="amazon"%>
var$=function(id){
return"string"==typeofid?
document.getElementById(id):
id;
};
varExtend=function(destination,source){
for(varpropertyinsource){
destination[property]=source[property];
}
returndestination;
}
varCurrentStyle=function(element){
returnelement.currentStyle||document.defaultView.getComputedStyle(element,null);
}
varBind=function(object,fun){
varargs=Array.prototype.slice.call(arguments).slice
(2);
returnfunction(){
returnfun.apply(object,args.concat(Array.prototype.slice.call(arguments)));
}
}
varTween={
Quart:
{
easeOut:
function(t,b,c,d){
return-c*((t=t/d-1)*t*t*t-1)+b;
}
},
Back:
{
easeOut:
function(t,b,c,d,s){
if(s==undefined)s=1.70158;
returnc*((t=t/d-1)*t*((s+1)*t+s)+1)+b;
}
},
Bounce:
{
easeOut:
function(t,b,c,d){
if((t/=d)<(1/2.75)){
returnc*(7.5625*t*t)+b;
}elseif(t<(2/2.75)){
returnc*(7.5625*(t-=(1.5/2.75))*t+.75)+b;
}elseif(t<(2.5/2.75)){
returnc*(7.5625*(t-=(2.25/2.75))*t+.9375)+b;
}else{
returnc*(7.5625*(t-=(2.625/2.75))*t+.984375)+b;
}
}
}
}
//容器对象,滑动对象,切换数量
varSlideTrans=function(container,slider,count,options){
this._slider=$(slider);
this._container=$(container);//容器对象
this._timer=null;//定时器
this._count=Math.abs(count);//切换数量
this._target=0;//目标值
this._t=this._b=this._c=0;//tween参数
this.Index=0;//当前索引
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;
varbVertical=!
!
this.options.Vertical;
this._css=bVertical?
"top":
"left";//方向
//样式设置
varp=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={
//设置默认属性
SetOptions:
function(options){
this.options={//默认值
Vertical:
true,//是否垂直方向(方向不能改)
Auto:
true,//是否自动
Change:
0,//改变量
Duration:
50,//滑动持续时间
Time:
10,//滑动延时
Pause:
4000,//停顿时间(Auto为true时有效)
onStart:
function(){},//开始转换时执行
onFinish:
function(){},//完成转换时执行
Tween:
Tween.Quart.easeOut//tween算子
};
Extend(this.options,options||{});
},
//开始切换
Run:
function(index){
//修正index
index==undefined&&(index=this.Index);
index<0&&(index=this._count-1)||index>=this._count&&(index=0);
//设置参数
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();
},
//移动
Move:
function(){
clearTimeout(this._timer);
//未到达目标继续移动否则进行下一次滑动
if(this._c&&this._tthis.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));
}
},
//移动到
MoveTo:
function(i){
this._slider.style[this._css]=i+"px";
},
//下一个
Next:
function(){
this.Run(++this.Index);
},
//上一个
Previous:
function(){
this.Run(--this.Index);
},
//停止
Stop:
function(){
clearTimeout(this._timer);this.MoveTo(this._target);
}
};
--
#qq{
height:
210px;
width:
610px;
float:
left;
}
#all{
margin:
auto;
width:
1000px;
}
#msn{
float:
right;
height:
210px;
width:
380px;
}
#1234{
float:
left;
height:
500px;
width:
495px;
}
#4321{
float:
right;
height:
500px;
width:
495px;
}
-->
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