CSS+JS打造的仿flash动画特效的弹出层-图层样式-代码家园

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>CSS+JS打造的仿flash动画效果的弹出层</title>
<style>
.list{
 position:relative;;
 background:#eee;
 border:1px #ccc solid;
 margin:10px;
 height:30px;
 width:100px;
 cursor :pointer ;
}
.listShow{
 position:relative;
 background:#eff;
 border:1px #ddd solid;
 margin:10px;
 height:30px;
 width:100px;
 cursor :pointer ;
}
.comment{
 position:absolute;
 left:0;
 display:none;
 position:absolute;
 border:1px #ccc solid;
 background:#fee;
 width:200px;
 height:200px;
 overflow:hidden;
 z-index:100;
}
</style>
</head>
<body>
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<div class="" id="show">
0
</div>
<div class="list" id="list1">1
 <div class="comment" id="comment1">代码家园：www.CsrCode.cn<br/>
</div>
<div class="list" id="list2">2
 <div class="comment" id="comment2">七彩影视：www.7caidy.com</div>
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<div class="list" id="list3">3
 <div class="comment" id="comment3">珊珊影视在线：www.33567.cn</div>
</div>
</body>
</html>
<script>
    var zindex=0;
 function $id(id){
  return document.getElementById(id);
 }
 var Bind = function(object,fun){
  var args = Array.prototype.slice.call(arguments).slice(2);
  return function(){
   return fun.apply(object,args);
  }
 }
 function addEventHandler(oTarget, sEventType, fnHandler){ 
   if(oTarget.addEventListener){oTarget.addEventListener(sEventType, fnHandler, false);}
   else if(oTarget.attachEvent){oTarget.attachEvent('on' + sEventType, fnHandler);}
   else{oTarget['on' + sEventType] = fnHandler;}
 }
 var Shower=function(){
  this.list=null;
  this.comment=null;
  this.moveLeft=80;  
  this.moveTop=20;
  this.height=150;
  this.width=250;
  this.time=800;
  this.init=function(lisObj,comObj){
   this.list=lisObj;
   this.comment=comObj;
   var _this=this;
   this._fnMove=Bind(this,this.move);
   (function(){
    var obj=_this;
    
    addEventHandler(obj.list,"click",obj._fnMove);
   })();
  };
  this.move=function(){
   var _this=this;
    var w=0; 
    var h=0; 
    var height=0; //弹出div的高
    var width=0;  //弹出div的宽
    var t=0;
    var startTime = new Date().getTime();//开始执行的时间
    if(!_this.comment.style.display||_this.comment.style.display=="none"){
     _this.comment.style.display="block";
     _this.comment.style.height=0+"px";
     _this.comment.style.width=0+"px";
     _this.list.style.zIndex=++zindex;
     _this.list.className="listShow";
     var comment=_this.comment.innerHTML;  
     _this.comment.innerHTML="";  //去掉显示内容
     var timer=setInterval(function(){
      var newTime = new Date().getTime();
      var timestamp = newTime - startTime;
      _this.comment.style.left=Math.ceil(w)+"px";
      _this.comment.style.top=Math.ceil(h)+"px";
      _this.comment.style.height=height+"px";
      _this.comment.style.width=width+"px";
      t++;
   var change=(Math.pow((timestamp/_this.time-1), 3) +1); //根据运行时间得到基础变化量
      w=_this.moveLeft*change;
      h=_this.moveTop*change;
      height=_this.height*change;
      width=_this.width*change;
      $id("show").innerHTML=w;
       if(w>_this.moveLeft){
 clearInterval(timer);     _this.comment.style.left=_this.moveLeft+"px";       _this.comment.style.top=_this.moveTop+"px";       _this.comment.style.height=_this.height+"px";       _this.comment.style.width=_this.width+"px";       _this.comment.innerHTML=comment; //回复显示内容
 }
},1,_this.comment);
    
    }else{
     _this.hidden();
    }
}
this.hidden=function(){
 var _this=this;
 var flag=1;
 var hiddenTimer=setInterval(function(){
 if(flag==1){
 _this.comment.style.height=parseInt(_this.comment.style.height)-10+"px";
 }else{        _this.comment.style.width=parseInt(_this.comment.style.width)-15+"px";
 _this.comment.style.left=parseInt(_this.comment.style.left)+5+"px";
 }
 if(flag==1 && parseInt(_this.comment.style.height)<10){
  flag=-flag;
 }
      if(parseInt(_this.comment.style.width)<20){
       clearInterval(hiddenTimer);
       _this.comment.style.left="0px";
       _this.comment.style.top="0px";
       _this.comment.style.height="0px";
       _this.comment.style.width="0px";
       _this.comment.style.display="none";
       if(_this.list.style.zIndex==zindex){
        zindex--;
       };
       _this.list.style.zIndex=0;
       _this.list.className="list";
      }
   },1)
  }
 }
 window.onload=function(){
                               //建立各个菜单对象
  var shower1=new Shower();
  shower1.init($id("list1"),$id("comment1"));
  var shower2=new Shower();
  shower2.init($id("list2"),$id("comment2"));
  var shower3=new Shower();
  shower3.init($id("list3"),$id("comment3"));

 }
</script>

提示：可以先修改部分代码后再运行

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