<!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=gb2312" />
<style type="text/css">
    *{margin:0;padding:0;}
    body{margin:50px;font-size:12px;color:#666;}
    li{list-style:none;}
    div{width:210px;}
    #tab1 ,#tab2{width:398px;height:34px;border:1px #cfedff solid;border-bottom:0;url(p_w_picpaths /title.gif) repeat-x;}
    #tab1 ul ,#tab2 ul{margin:0;padding:0;}
    #tab1 li,#tab2 li{float:left;padding:0 30px;height:34px;line-height:34px;text-align:center;border-right:1px #ebf7ff solid;cursor:pointer;}
    #tab1 li.now,#tab2 li.now{color:#5299c4;background:#fff;font-weight:bold;}
    .tablist{width:378px;height:100px;padding:10px;font-size:14px;line-height:24px;border:1px #cfedff solid;border-top:0;display:none;}
    .block{display:block; }
   
</style>
<script type="text/javascript">


function setTab(m,n){
    var menu=document.getElementById("tab"+m).getElementsByTagName("li"); 
    var div=document.getElementById("tablist"+m).getElementsByTagName("div");
   
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    for(i=0;i<menu.length;i++)
    {
        menu[i].className=i==n?"now":"";
        showdiv[i].style.display=i==n?"block":"none"; 
    }
}
</script>
<title>CSS中的滑动门效果_365CSS.CN</title>
</head>
<body>
 <div id="tab1">
        <ul>
            <li class="now">第一行</li>
            <li onmouseover="setTab(1,1)">第二行</li>
            <li onmouseover="setTab(1,2)">第三行</li>
            <li onmouseover="setTab(1,3)">第四行</li>
        </ul>
 </div>
    <div id="tablist1">
        <div class="tablist block">
            <span><div>第一行</div></span>
        </div>
        <div class="tablist">
           <span>第二行 </span>
        </div>
        <div class="tablist">
         <span>第三行 </span>
        </div>
        <div class="tablist">
         <span>第四行</span>
        </div>
    </div>
   
   
   
    <br /><br /><br />
    <div id="tab2">
        <ul>
            <li class="now">第一行</li>
            <li onclick="setTab(2,1)">第二行</li>
            <li onclick="setTab(2,2)">第三行</li>
          
        </ul>
    </div>
    <div id="tablist2">
        <div class="tablist block">
        第一行信息
        </div>
        <div class="tablist">
        <span>第二行</span>
        </div>
        <div class="tablist">
        <span>第三行</span>
        </div>
      
    </div>
</body>
</html>