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<script language=javascript>
function Sliding(id,e){//这里调换了e和id的位置
e=e||window.event.srcElement;
...
}
</script>
...
<li onMouseOver="secBoard(0)" class="sec2">最新新闻</li> 这里省去了this
...
</div>
<script language=javascript>
function secBoard(e,id){
var m = document.getElementById(e.parentNode.id).getElementsByTagName("li");
var t = document.getElementById(e.parentNode.getAttribute("content")).getElementsByTagName("li");
for(var n = 0; n < m.length; n++){
m[n].className = "sec1";
t[n].style.display="none";
}
e.className = "sec2";
t[id].style.display="block";
}
</script>
<div id="header">
<ul id="menu" content="main">
<li onMouseOver="secBoard(this,0)" class="sec2">最新新闻</li>
<li onMouseOver="secBoard(this,1)" class="sec1">最新文章 </li>
<li onMouseOver="secBoard(this,2)" class="sec1">最新日志 </li>
<li onMouseOver="secBoard(this,3)" class="sec1">论坛新帖 </li>
</ul>
<!--内容显示区域-->
<ul id="main">
<li class="block">第一个内容 </li>
<li class="unblock">第二个内容 </li>
<li class="unblock">第三个内容 </li>
<li class="unblock">第四个内容 </li>
</ul>
<!--内容显示区域-->
</div>
<!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>
<style type="text/css">
<!--
#header {
background-color: #F8F4EF;
height: 200px;
width: 400px;
margin: 0px;
padding: 0px;
border: 1px solid #ECE1D5;
font-family: "宋体";
font-size: 12px;
}
#menu {
margin: 0px;
padding: 0px;
list-style-type: none;
}
#menu li {
display: block;
width: 100px;
text-align: center;
float: left;
margin: 0px;
padding-top: 0.2em;
padding-right: 0px;
padding-bottom: 0.2em;
padding-left: 0px;
cursor: hand;
}
.sec1 { background-color: #FFFFCC;}
.sec2 { background-color: #00CCFF;}
.block { display: block;}
.unblock { display: none;}
-->
</style>
</head>
<body>
<script language=javascript>
function secBoard(n)
{
for(i=0;i <document.getElementById("menu").getElementsByTagName("li").length;i++)
document.getElementById("menu").getElementsByTagName("li")[i].className="sec1";
document.getElementById("menu").getElementsByTagName("li")[n].className="sec2";
for(i=0;i <document.getElementById("main").getElementsByTagName("li").length;i++)
document.getElementById("main").getElementsByTagName("li")[i].style.display="none";
document.getElementById("main").getElementsByTagName("li")[n].style.display="block";
}
</script>
<div id="header">
<ul id="menu">
<li onMouseOver="secBoard(0)" class="sec2">最新新闻 </li>
<li onMouseOver="secBoard(1)" class="sec1">最新文章 </li>
<li onMouseOver="secBoard(2)" class="sec1">最新日志 </li>
<li onMouseOver="secBoard(3)" class="sec1">论坛新帖 </li>
</ul>
<!--内容显示区域-->
<ul id="main">
<li class="block">第一个内容 </li>
<li class="unblock">第二个内容 </li>
<li class="unblock">第三个内容 </li>
<li class="unblock">第四个内容 </li>
</ul>
<!--内容显示区域-->
</div>
</body>
</html>