JS缓冲效果+伸缩隐藏层

发表于 2011年03月10日
jQuery

<!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>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题 1</title>
<script>
var flag=0;
function f_s(id){
       var obj=document.getElementById(id);
       obj.style.display="block";
       obj.style.height="1px"; 
	         
       var changeW=function(){ 	 		
              var obj_h=parseInt(obj.style.height);
              if(obj_h<=335){ 
                     obj.style.height=(obj_h+Math.ceil((335-obj_h)/10))+"px";
              }
              else{ 
              clearInterval(bw1);
              }
       }       
       bw1= setInterval(changeW,1);
	   if(flag>0){
	   	 clearInterval(bw2);
	   }
}
function closeW(id){
		flag++;
       var obj=document.getElementById(id);
       var closeDiv=function(){
	   		 
	   		  clearInterval(bw1);
              var obj_h=parseInt(obj.style.height);
              if(obj_h>1){ 
                     obj.style.height=(obj_h-Math.ceil(obj_h)/10)+"px";
					
              }
              else{
              clearInterval(bw2);
              obj.style.display="none";
              }
       }         
      bw2= setInterval(closeDiv,1);
	  //alert(flag)
}
function showDiv(){ 
	var ele = document.getElementById("div1");
	clearInterval(bw1);
	clearInterval(bw2);
	ele.style.display = "block";
	ele.style.height = 335 + "px";
	
	
}
</script>
</head>
<body>
<div onmouseover="f_s('div1')"  onmouseout="closeW('div1')" style=" position:absolute;background:black; left: 579px; top: 34px; width: 149px; height: 35px;">
</div>
<div id="div1" style="position:absolute;background:aqua;left:451px;overflow:hidden;top:70px;width:349px;display:none" onmouseover="showDiv()" onmouseout="closeW('div1')">TEST</div>
</body>
</html>