css
CSS内容：
程序代码
<style>
ul,li{ margin:0px; padding:0px;list-style-type: none;}
#nav{font-family: Verdana, "宋体", Arial;}
#nav li{ float:left; margin-left:30px;}
#nav span{display:none;}
#nav a{font-size:12px;font-weight: bold;color: #FF6600;text-decoration: none; display:block;}
#nav a:hover{ color:#999;top:1px; left:1px; position:relative;}
#nav a:hover span{ display:block; top:-2px; left:-2px; position:absolute; color:#FF3300;cursor:pointer;}
</style>
DIV内容：
程序代码
<div id="nav">
<ul>
<li><a href="#">网站首页<span>网站首页</span></a></li>
<li><a href="#">网站首页<span>网站首页</span></a></li>
<li><a href="#">网站首页<span>网站首页</span></a></li>
<li><a href="#">网站首页<span>网站首页</span></a></li>
<li><a href="#">网站首页<span>网站首页</span></a></li>
</ul>
</div>
实例效果：
HTML代码<style>ul,li{ margin:0px; padding:0px;list-style-type: none;}#nav{font-family: Verdana, "宋体", Arial;}#nav li{ float:left; margin-left:30px;}#nav span{display:none;}#nav a{font-size:12px;font-weight: bold;color: #FF6600;text-decoration: none; display:block;}#nav a:hover{ color:#999;top:1px; left:1px; position:relative;}#nav a:hover span{ display:block; top:-2px; left:-2px; position:absolute; color:#FF3300;cursor:pointer;}</style><div id="nav"> <ul> <li><a href="#">网站首页<span>网站首页</span></a></li> <li><a href="#">网站首页<span>网站首页</span></a></li> <li><a href="#">网站首页<span>网站首页</span></a></li> <li><a href="#">网站首页<span>网站首页</span></a></li> <li><a href="#">网站首页<span>网站首页</span></a></li> </ul></div>