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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>网页换肤</title>
<style>
body,ul,li{margin:0;padding:0;}
html,body{height:100%;}
body{font:12px/1.5 Tahoma;}
li{list-style-type:none;}
a:link,a:visited{text-decoration:none;}
a:hover{text-decoration:underline;}
#outer{width:500px;margin:0 auto;overflow:hidden;zoom:1;}
#skin,#nav{overflow:hidden;zoom:1;}
#skin{margin:10px 0;}
#skin li{float:left;width:6px;height:6px;cursor:pointer;overflow:hidden;margin-right:10px;text-indent:-9999px;border-width:4px;border-style:solid;}
#skin li.current{background:#fff!important;}
#red{border-color:red;background:red;}
#green{border-color:green;background:green;}
#black{border-color:black;background:black;}
#nav{border:1px solid #fff;}
#nav li{float:left;width:82px;line-height:25px;text-align:center;border-right:1px solid #fff;}
#nav li.last{width:83px;border-right-width:0;}
#nav li a{color:#fff;}
</style>
<link href="green.css" rel="stylesheet" type="text/css" />
<script>
window.onload = function ()
{
var oLink = document.getElementsByTagName("link")[0];
var oSkin = document.getElementById("skin").getElementsByTagName("li");
for(var i = 0; i< oSkin.length; i++)
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this.className = "current";
oLink['href'] = this.id + ".css";
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</head>
<body>
<div id="outer">
<ul id="skin">
<li id="red" title="红色">红</li><li id="green" class="current" title="绿色">绿</li><li id="black" title="黑色">黑</li>
</ul>
<ul id="nav">
<li><a href="javascript:;">新闻</a></li>
<li><a href="javascript:;">娱乐</a></li>
<li><a href="javascript:;">体育</a></li>
<li><a href="javascript:;">电影</a></li>
<li><a href="javascript:;">音乐</a></li>
<li class="last"><a href="javascript:;">旅游</a></li>
</ul>
</div>
</body>
</html>
body{
background:#FDD;
}
#nav{
background:red;
border-color:#fff;
}
#nav li{
border-color:#fff;
}
