<style type="text/css">
#nav{
height: 44px;
width: 425px;
background: #FFF;
}
.vline{
background: #999;
width: 1px;
height: 20px;
}
#nav ul{
margin:0px;
padding: 0px;
list-style-type: none;
}
#nav li{
float: left;
font-family: Arial;
font-weight: bold;
font-size: 12px;
text-align: center;
}
#nav li a{
display: block;
width: 84px;
line-height: 28px;
color: #666; 
text-decoration: none;
border-top: 4px solid #0F35A5;
}
#nav li a:hover{
color: #7C8DD9;
border-top: 4px solid #7C8DD9;
}
</style>
<div id="nav"><ul><li><a href="#">产品介绍</a></li><li class="vline"></li>
<li><a href="#">服务支持</a></li><li class="vline"></li>
<li><a href="#">联系我们</a></li><li class="vline"></li>
<li><a href="#">新闻中心</a></li><li class="vline"></li>
<li><a href="#">公司简介</a></li><li class="vline"></li>
</ul></div>