<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="zh-CN" xml:lang="zh-CN">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>MAC菜单</title>
<style type="text/css">
<!--
html,body { height:100%; background:#fff; }
body { font:12px "宋体",Arial,sans-serif; color:#333; }
body,form,menu,dir,fieldset,blockquote,p,pre,ul,ol,dl,dd,h1,h2,h3,h4,h5,h6 { padding:0; margin:0; }
ul,ol,dl { list-style:none; }
#nav { width:982px; height:38px; margin:15px 0 0 10px; overflow:hidden; background:url(http://files.jb51.net/demoimg/200911/globalnavbg.png) no-repeat; }
#nav li,#nav li a { float:left; display:block; width:117px; height:38px; background:#fff; }
#nav li a { width:100%; text-indent:-9999px; background:url(http://files.jb51.net/demoimg/200911/globalnavbg.png) no-repeat 0 0; }
#nav .n01 { width:118px; }
#nav .n01 a:visited { background-position:0 -114px; }
#nav .n01 a:hover { background-position:0 -38px; }
#nav .n01 a:active { background-position:0 -76px; }
#nav .n02 a:link { background-position:-118px 0; }
#nav .n02 a:visited { background-position:-118px -114px; }
#nav .n02 a:hover { background-position:-118px -38px; }
#nav .n02 a:active { background-position:-118px -76px; }
#nav .n03 a:link { background-position:-235px 0; }
#nav .n03 a:visited { background-position:-235px -114px; }
#nav .n03 a:hover { background-position:-235px -38px; }
#nav .n03 a:active { background-position:-235px -76px; }
#nav .n04 a:link { background-position:-352px 0; }
#nav .n04 a:visited { background-position:-352px -114px; }
#nav .n04 a:hover { background-position:-352px -38px; }
#nav .n04 a:active { background-position:-352px -76px; }
#nav .n05 a:link { background-position:-469px 0; }
#nav .n05 a:visited { background-position:-469px -114px; }
#nav .n05 a:hover { background-position:-469px -38px; }
#nav .n05 a:active { background-position:-469px -76px; }
#nav .n06 a:link { background-position:-586px 0; }
#nav .n06 a:visited { background-position:-586px -114px; }
#nav .n06 a:hover { background-position:-586px -38px; }
#nav .n06 a:active { background-position:-586px -76px; }
#nav .n07 a:link { background-position:-703px 0; }
#nav .n07 a:visited { background-position:-703px -114px; }
#nav .n07 a:hover { background-position:-703px -38px; }
#nav .n07 a:active { background-position:-703px -76px; }
-->
</style>
</head>
<body>
<div id="nav">
<ul>
<li class="n01"><a href="#index" title="index">index</a></li>
<li class="n02"><a href="#Store" title="Store">Store</a></li>
<li class="n03"><a href="#Mac" title="Mac">Mac</a></li>
<li class="n04"><a href="#iPod+iTunes" title="iPod + iTunes">iPod + iTunes</a></li>
<li class="n05"><a href="#iPhone" title="iPhone">iPhone</a></li>
<li class="n06"><a href="#Downloads" title="Downloads">Downloads</a></li>
<li class="n07"><a href="#Support" title="Support">Support</a></li>
</ul>
</div>
</body>
</html>
详细出处参考：http://www.jb51.net/article/20727.htm
