海豚色水平CSS导航菜单，挺实用

演示效果截图

用到的图片

CSS代码

#dolphincontainer{position:relative;height:56px;color:#E0E0E0;
background:#143D55;width:100%;
font-family:Helvetica,Arial,Verdana,sans-serif;}
#dolphinnav{position:relative;height:33px;font-size:12px;
text-transform:uppercase;font-weight:bold;
background:#fff url(images/dolphin_bg.gif) repeat-x bottom left;
padding:0 0 0 20px;}
#dolphinnav ul{margin:0;padding:0;list-style-type:none;
width:auto;float:left;}
#dolphinnav ul li{display:block;float:left;margin:0 1px;}
#dolphinnav ul li a{display:block;float:left;color:#EAF3F8;
text-decoration:none;padding:0 0 0 20px;height:33px;}
#dolphinnav ul li a span{padding:12px 20px 0 0;height:21px;
float:left;}
#dolphinnav ul li a:hover{color:#fff;
background:transparent url(images/dolphin_bg-OVER.gif) repeat-x bottom left;}
#dolphinnav ul li a:hover span{display:block;width:auto;cursor:pointer;}
#dolphinnav ul li a.current,#dolphinnav ul li a.current:hover{
color:#fff;background:#1D6893 url(images/dolphin_left-ON.gif) 
no-repeat top left;line-height:275%;}
#dolphinnav ul li a.current span{display:block;padding:0 20px 0 0;
width:auto;background:#1D6893 url(images/dolphin_right-ON.gif) 
no-repeat top right;height:33px;}

HTML代码

<div id="dolphincontainer">
<div id="dolphinnav">
<ul>
<li><a href="http://www.865171.cn"><span>Home</span></a></li>
<li><a href="http://www.865171.cn" class="current">
<span>www.865171.cn</span></a></li>
<li><a href="http://www.865171.cn"><span>Services</span></a></li>
</ul>
</div>
</div>