<!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>仿淘宝首页的分类滑动菜单_网页代码站(www.webdm.cn)</title>
<style type="text/css">
body{font-size:12px;position:relative;font-family:Verdana, Geneva, sans-serif;}
a{color:blue;}
ul{margin:0;padding:0;list-style:none;}
#navigation{height:26px;}
#navigation li{float:left;}
#navigation li.show .content{display:block;}
#navigation li a,#navigation li span{display:inline-block;border:solid 1px #fff;border-bottom:none;height:26px;padding:0 6px;line-height:20px;overflow:hidden}
#navigation li a:hover,#navigation li.show a.index{background:#DBF3FE;border-color:#0a0;position:relative;top:0px;z-index:2;}
#container{position:relative;width:800px;margin:50px;}
#navigation li .content{position:absolute;left:0;top:26px;background:#DBF3FE;border:solid 1px #0a0;width:760px;padding:20px;display:none;}
#navigation li .content ul li{margin-right:10px;float:none;display:inline;}
#navigation li .content ul li a{border:none;}
#navigation li .content ul li{width:120px;}
#navigation li .content ul li h3{clear:both;text-align:left;}
</style>
</head>
<body>
<div id="container">
<ul id="navigation">
<li><span>整站导航：</span></li>
<li>
<a href="#" class="index">A</a>
<div class="content">
<h3>百度有啊</h3>
<ul>
<li><a href="http://www.baidu.com">百度有啊</a></li>
<li><a href="#">百度有啊</a></li>
<li><a href="#">百度有啊</a></li>
</ul>
<h3>源码下载</h3>
<ul>
<li><a href="/">网页代码站</a></li>
<li><a href="#">百度有啊</a></li>
<li><a href="#">百度有啊</a></li>
</ul>
</div>
</li>
<li>
<a href="#" class="index">B</a>
<div class="content">
<h3>网页特效</h3>
<ul>
<li><a href="http://www.webdm.cn/">网页特效</a></li>
<li><a href="http://www.baidu.com">百度搜索</a></li>
<li><a href="http://mp3.baidu.com">百度MP3</a></li>
</ul>
<h3>精品代码</h3>
<ul>
<li><a href="/">代码索引</a></li>
<li><a href="#">百度搜索</a></li>
</ul>
</div>
</li>
<li><a href="#" class="index">C</a><div class="content">C</div></li>
<li><a href="#" class="index">D</a><div class="content">D</div></li>
<li><a href="#" class="index">E</a><div class="content">E</div></li>
<li><a href="#" class="index">F</a><div class="content">F</div></li>
<li><a href="#" class="index">G</a><div class="content">G</div></li>
<li><a href="#" class="index">H</a><div class="content">H</div></li>
<li><a href="#" class="index">I</a><div class="content">I</div></li>
<li><a href="#" class="index">J</a><div class="content">J</div></li>
<li><a href="#" class="index">K</a><div class="content">K</div></li>
<li><a href="#" class="index">L</a><div class="content">L</div></li>
<li><a href="#" class="index">M</a><div class="content">M</div></li>
</ul>
</div>
</body>
</html>
<script type="text/javascript">
function showAjaxContent(){
var obj=document.getElementById("navigation");
var liObj=obj.getElementsByTagName("li");
var length=liObj.length;
var currentLiObj;
for(var i=0;i<length;i++){
currentLiObj=liObj[i];
if(currentLiObj.parentNode!=obj){continue;}
//然后循环添加事件
currentLiObj.onmouseover=function(){
if(this.className.indexOf("show")<0){
this.className+=" show";
}
clearStyle(this);
}
currentLiObj.onmouseout=function(){
this.className=this.className.replace("show","");
clearStyle(this);
}
}
function clearStyle(obj){
for(var i=0;i<length;i++){
currentLiObj=liObj[i];
if(obj!=currentLiObj){
currentLiObj.className=currentLiObj.className.replace("show","");
}
}
}
}
showAjaxContent();
</script>
<br>
<p><a href="http://www.webdm.cn">网页代码站</a> - 最专业的代码下载网站 - 致力为中国站长提供有质量的代码！</p>
代码来自：http://www.webdm.cn/webcode/65d7890b-21d5-4bf3-948d-42885f42115a.html