<meta http-equiv="content-type" content="text/html; charset=gb2312" />
<meta name="author" content="www.knowsky.com">
<meta name="keywords" content="代码实例:滑动展开/收缩广告" />
<script type="text/javascript">
var intervalId = null;
function slideAd(id,nStayTime,sState,nMaxHth,nMinHth){
this.stayTime=nStayTime*1000 || 3000;
this.maxHeigth=nMaxHth || 90;
this.minHeigth=nMinHth || 1;
this.state=sState || "down" ;
var obj = document.getElementById(id);
if(intervalId != null)window.clearInterval(intervalId);
function openBox(){
var h = obj.offsetHeight;
obj.style.height = ((this.state == "down") ? (h + 2) : (h - 2))+"px";
if(obj.offsetHeight>this.maxHeigth){
window.clearInterval(intervalId);
intervalId=window.setInterval(closeBox,this.stayTime);
}
if (obj.offsetHeight <this.minHeigth){
window.clearInterval(intervalId);
obj.style.display="none";
}
}
function closeBox(){
slideAd(id,this.stayTime,"up",nMaxHth,nMinHth);
}
intervalId = window.setInterval(openBox,10);
}
</script>
<body style="margin:0;padding:0;font-size:14px;">
<div id="MyMoveAd" style="height:100px;overflow:hidden;">
<img src="http://list.mp3.baidu.com/list/images/tupic/funny_egaosucai04.jpg" width="100" height="100">
</div>
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