日期:2014-05-16 浏览次数:20457 次
<!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" />
<title>选项卡 </title>
<style type="text/css">
body
{
font-size:12px;
}
ul,li,h2
{
margin:0;padding:0;
}
ul
{
list-style:none;
}
#top
{
width:900px;
height:40px;
margin:0 auto;
background-color:#CCCC00
}
#top h2
{
width:150px;
height:40px;
background-color:#99CC00;
float:left;
font-size:14px;
text-align:center;
line-height:40px;
}
#topTags
{
width:750px;
height:40px;
margin:0 auto;
background-color:#CCCC00;
float:left
}
#topTags ul li
{
float:left;
width:150px;
height:25px;
margin-right:5px;
display:block;
text-align:center;
cursor:pointer;
padding-top:15px;
}
#main
{
width:900px;
height:500px;
margin:0 auto;
background-color:#F5F7E6;
}
#leftMenu
{
width:150px;
height:500px;
background-color:#009900;
float:left}
#leftMenu ul
{
margin:10px;
}
#leftMenu ul li
{
width:130px;
height:30px;display:block;
background:#99CC00;
cursor:pointer;
line-height:30px;
text-align:center;
margin-bottom:5px;
}
#leftMenu ul li a
{
color:#000000;
text-decoration:none;
}
#content
{
width:750px;
height:500px;
float:left
}
.content
{
width:740px;
height:490px;
display:none;
padding:5px;
overflow-y:auto;
line-height:30px;
}
#footer
{
width:900px;
height:30px;
margin:0 auto;
background-color:#ccc;
line-height:30px;
text-align:center;
}
.content1
{
width:740px;
height:490px;
display:block;
padding:5px;
overflow-y:auto;
line-height:30px;
border:1px solid red;
}
</style>
<script type="text/javascript">
window.onload=function()
{
function $(id)
{
return document.getElementById(id)
}
var menu=$("topTags").getElementsByTagName("ul")[0];//顶部菜单容器
var tags=menu.getElementsByTagName("li");//顶部菜单