CSS菜单

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"

"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<head>

<title>CSS菜单－－下拉菜单</title>

<style>

body{

background-color:white;

font-size:12px;

font-family:Arial, Helvetica, sans-serif;

margin:0px;

padding:0px;

color:white;

}

ul,li{

margin:0px;

padding:0px;

}

li{

display:inline;

list-style:none;

list-style-position:outside;

text-align:center;

font-weight:bold;

float:left;

}

a:link{

color:#336601;

text-decoration:none;

float:left;

width:100px;

padding:3px 5px 0px 5px;

}

a:visited{

color:#336601;

text-decoration:none;

float:left;

padding:3px 5px 0px 5px;

width:100px;

}

a:hover{

color:white;

float:left;

padding:3px 3px 0px 20px;

width:88px;

text-decoration:none;

background-color:#539D26;

}

a:active{

color:white;

float:left;

padding:3px 3px 0px 20px;

width:88px;

text-decoration:none;

background-color:#BD06B4;

}

#nav{

width:600px;

height:30px;

border-bottom:0px;

padding:0px 5px;

position:absolute;

z-index:1;

}

.list{

line-height:20px;

text-align:left;

padding:4px;

font-weight:normal;

}

.menu1{

width:120px;

height:auto;

margin:6px 4px 0px 0px;

border:1px solid #9CDD75;

background-color:#F1FBEC;

color:#336601;

padding:6px 0px 0px 0px;

cursor:hand;

overflow-y:hidden;

filter:Alpha(opacity=70);

-moz-opacity:0.7;

}

.menu2{

width:120px;

height:18px;

margin:6px 4px 0px 0px;

background-color:#F5F5F5;

color:#999999;

border:1px solid #EEE8DD;

padding:6px 0px 0px 0px;

overflow-y:hidden;

cursor:hand;

}

</style>

</head>

<body>

<ul>

<li class="menu2" onMouseOver="this.className='menu1'" onMouseOut="this.className='menu2'">我的

首页

<a href="#">我的CHINAY</a><br />

</div>

</li>

<li class="menu2" onMouseOver="this.className='menu1'" onMouseOut="this.className='menu2'">社区

圈子

<a href="#">我的CHINAY</a><br />

</div>

</li>

<li class="menu2" onMouseOver="this.className='menu1'" onMouseOut="this.className='menu2'">我的

短信

<a href="#">我的CHINAY</a><br />

</div>

</li>

<li class="menu2" onMouseOver="this.className='menu1'" onMouseOut="this.className='menu2'">账户

管理

<a href="#">我的CHINAY</a><br />

</div>

</li>

</ul>

</div>

</body>

</html>

源：http://www.becaused.com/article.asp?id=393