CSS导航菜单：仿淘宝首页导航条布局效果_DIV+CSS实例

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　　先看看下面的效果：

　　一直以来，人们都认为淘宝的导航条不错，更有很多网站效仿；今天就当作个练习，作一下这个导航条；
　　以下效果应用的图片共2张，假如只用1张效果不太好，非凡是圆角部分。我大致看了一下淘宝现在的导航条，分别用了十几张图片，并不是用以下这个方法作的，假如你有爱好现在可以上淘宝网看一下，鼠标移上去的图片不能马上显示，这样的效果不是很理想。
　　这次我试着把显示的效果图和鼠标移上去的图合成一个了，这样鼠标移上去就不用再加载一次这个图了，可以解决以前鼠标移上去还得等一会的问题。（测试后的效果似乎还真的可以）
　　测试代码，CSS和内容都没有优化；

　　CSS代码如下：

示例代码 [www.mb5u.com]

　　XHTML代码如下：

示例代码 [www.mb5u.com]

<div id="info">
<div id="nav">
<ul>
<li id="zishu01"><a href="http://www.zishu.cn"><span>首页</span></a></li>
<li id="zishu02"><a href="http://www.zishu.cn"><span>数码通讯</span></a></li>
<li id="zishu03"><a href="http://www.zishu.cn"><span>女人</span></a></li>
<li id="zishu04"><a href="http://www.zishu.cn"><span>男人</span></a></li>
<li id="zishu05"><a href="http://www.zishu.cn"><span>家居</span></a></li>
<li id="zishu06"><a href="http://www.zishu.cn"><span>书籍音像</span></a></li>
<li id="zishu07"><a href="http://www.zishu.cn"><span>运动</span></a></li>
<li id="zishu08"><a href="http://www.zishu.cn"><span>游戏</span></a></li>
<li id="zishu09"><a href="http://www.zishu.cn"><span>宠物</span></a></li>
<li id="zishu10"><a href="http://www.zishu.cn"><span>香港街</span></a></li>
<li id="zishu11"><a href="http://www.zishu.cn"><span>淘宝商城</span></a></li>
<li><div id="new"><img src="attachments/month_0605/x200652135342.gif" alt="新加栏目" /></div></li>
</ul>
</div>
<div id="menu">
<div id="r1"></div>
<div id="r2"></div>
<div id="r3"></div>
<div></div>
</div>
</div>
<p>仿淘宝网首页导航条效果转载请注明出处子鼠 www.zishu.cn 2006-05-21 凌晨03:05分</p>

　　最终的运行效果：

代码调试框 [www.mb5u.com]

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>TAO BAO TEST 2</title>
<style>
/* www.zishu.cn 子鼠*/
body{ font-size:12px; text-align:center;  margin-top:30px; font-family:Verdana;}
div,img{margin:0; padding:0; border:0;}
ul,li{list-style-type: none; margin:0; padding:0; float:left; }
#info{ margin-left:auto; margin-right:auto;width:760px; text-align:left;}
#new{ margin-top:-12px;position: absolute;margin-left:-12px;}
#nav{ height:30px; width:610px; margin-left:auto; margin-right:auto;}
#nav li{margin-left:1px; height:30px;}
#nav li a{ display:block;float:left; text-decoration:none; background-image: url(/uploads/divcss/r200652134132.gif);background-repeat: no-repeat; display:block; background-position:left top;}
#nav a span{cursor:hand; color:#000;background-image: url(/uploads/divcss/v200652134115.gif);background-repeat: no-repeat; display:block;background-position: right top; padding:7px 10px 6px 10px; float:left; }
#nav li a:active,#nav li a:hover {margin-top:0px; }
#nav li  a:active span,#nav li a:hover span {padding:10px 10px 6px 10px; margin-top:0px; display:block; color:#FFF;}
#zishu01 a:link,#zishu01 a:visited {background-position: 0px -27px;}
#zishu01 a:link span,#zishu01 a:visited span{background-position:right -27px;padding:10px 10px 6px 10px; margin-top:0; color:#FFF; font-weight:bold;}
#zishu02 a,#zishu03 a,#zishu04 a,#zishu05 a,#zishu06 a,#zishu07 a,#zishu08 a,#zishu09 a,#zishu10 a,#zishu11 a{margin-top:3px;}
#zishu02 a:active,#zishu02 a:hover {background-position: 0px -57px;}
#zishu02 a:active span,#zishu02 a:hover span{background-position:right -57px;}
#zishu03 a:active,#zishu03 a:hover {background-position: 0px -87px;}
#zishu03 a:active span,#zishu03 a:hover span{background-position:right -87px;}
#zishu04 a:active,#zishu04 a:hover {background-position: 0px -117px;}
#zishu04 a:active span,#zishu04 a:hover span{background-position:right -117px;}
#zishu05 a:active,#zishu05 a:hover {background-position: 0px -147px;}
#zishu05 a:active span,#zishu05 a:hover span{background-position:right -147px;}
#zishu06 a:active,#zishu06 a:hover {background-position: 0px -177px;}
#zishu06 a:active span,#zishu06 a:hover span{background-position:right -177px;}
#zishu07 a:active,#zishu07 a:hover {background-position: 0px -207px;}
#zishu07 a:active span,#zishu07 a:hover span{background-position:right -207px;}
#zishu08 a:active,#zishu08 a:hover {background-position: 0px -237px;}
#zishu08 a:active span,#zishu08 a:hover span{background-position:right -237px;}
#zishu09 a:active,#zishu09 a:hover {background-position: 0px -267px;}
#zishu09 a:active span,#zishu09 a:hover span{background-position:right -267px;}
#zishu10 a:active,#zishu10 a:hover {background-position: 0px -297px;}
#zishu10 a:active span,#zishu10 a:hover span{background-position:right -297px;}
#zishu11 a:link span,#zishu11 a:visited span{color:#FF6600;}
#zishu11 a:active,#zishu11 a:hover {background-position: 0px -327px;}
#zishu11 a:active span,#zishu11 a:hover span{background-position:right -327px;}
#menu{ width:760px; height:26px; background:#FF9900;}
#r1{border-top: 0px;border-bottom: 0px; border-left:3px solid #fff;border-right:3px solid #fff; height:1px; overflow:hidden;}
#r2{border-top: 0px;border-bottom: 0px; border-left:2px solid #fff;border-right:2px solid #fff; height:1px; overflow:hidden;}
#r3{border-top: 0px;border-bottom: 0px; border-left:1px solid #fff;border-right:1px solid #fff; height:1px; overflow:hidden;}
</style>
</head>
<body>
<div id="info">
 <div id="nav">
  <ul>
   <li id="zishu01"><span>首页</span></li>
   <li id="zishu02"><span>数码通讯</span></li>
   <li id="zishu03"><span>女人</span></li>
   <li id="zishu04"><span>男人</span></li>
   <li id="zishu05"><span>家居</span></li>
   <li id="zishu06"><span>书籍音像</span></li>
   <li id="zishu07"><span>运动</span></li>
   <li id="zishu08"><span>游戏</span></li>
   <li id="zishu09"><span>宠物</span></li>
   <li id="zishu10"><span>香港街</span></li>
   <li id="zishu11"><span>淘宝商城</span></li>
   <li><div id="new"><img src="http://p1.mb5u.com/divcss/x200652135342.gif" alt="新加栏目" /></div></li>
  </ul>
 </div> 
 <div id="menu">
  <div id="r1"></div>
  <div id="r2"></div>
  <div id="r3"></div>
  <div></div>
 </div>
</div>
<p>仿淘宝网首页导航条效果 转载请注明出处 子鼠 www.zishu.cn 2006-05-21 凌晨03:05分</p>
</body>
</html>

[ 可先修改部分代码再运行查看效果 ]

　　以下是应用到的3张图片：