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<!DOCTYPE html PUBliC "-//W3C//DTD XHTML 1.0 Transitional//EN"
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<html xmlns="http://www.w3.org/1999/xhtml" lang="zh-CN">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
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<title>css菜单演示</title>
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<style type="text/css">
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<!--
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*{margin:0;padding:0;border:0;}
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body {
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font-family: arial, 宋体, serif;
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font-size:12px;
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}
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#nav {
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line-height: 24px; list-style-type: none; background:#666;
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}
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#nav a {
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display: block; width: 80px; text-align:center;
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}
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#nav a:link {
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color:#666; text-decoration:none;
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}
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#nav a:visited {
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color:#666;text-decoration:none;
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}
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#nav a:hover {
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color:#FFF;text-decoration:none;font-weight:bold;
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}
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#nav li {
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float: left; width: 80px; background:#CCC;
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}
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#nav li a:hover{
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background:#999;
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}
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#nav li ul {
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line-height: 27px; list-style-type: none;text-align:left;
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left: -999em; width: 180px; position: absolute;
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}
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#nav li ul li{
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float: left; width: 180px;
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background: #F6F6F6;
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}
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#nav li ul a{
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display: block; width: 156px;text-align:left;padding-left:24px;
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}
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#nav li ul a:link {
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color:#666; text-decoration:none;
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}
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#nav li ul a:visited {
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color:#666;text-decoration:none;
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}
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#nav li ul a:hover {
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color:#F3F3F3;text-decoration:none;font-weight:normal;
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background:#C00;
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}
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#nav li:hover ul {
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left: auto;
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}
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#nav li.sfhover ul {
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left: auto;
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}
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#content {
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clear: left;
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}
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-->
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</style>
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<script type=text/javascript><!--//--><![CDATA[//><!--
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function menuFix() {
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var sfEls = document.getElementById("nav").getElementsByTagName("li");
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for (var i=0; i<sfEls.length; i++) {
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sfEls[i].onmouseover=function() {
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}
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sfEls[i].onMouseDown=function() {
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this.className+=(this.className.length>0? " ": "") + "sfhover";
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}
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sfEls[i].onMouseUp=function() {
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this.className+=(this.className.length>0? " ": "") + "sfhover";
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}
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sfEls[i].onmouseout=function() {
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this.className=this.className.replace(new RegExp("( ?|^)sfhover\\b"),
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"");
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}
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}
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}
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window.onload=menuFix;
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//--><!]]></script>
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</head>
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<body>
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<ul id="nav">
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<li><a href="#">产品介绍</a>
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<li><a href="#">产品一</a></li>
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<li><a href="#">成功案例</a>
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<ul>
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<li><a href="#">案例三</a></li>
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<li><a href="#">案例</a></li>
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<li><a href="#">我们四</a></li>
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<li><a href="#">我们四</a></li>
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<li><a href="#">我们四111</a></li>
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</ul>
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</li>
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<li><a href="#">在线演示</a>
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<ul>
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<li><a href="#">演示</a></li>
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<li><a href="#">演示</a></li>
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<li><a href="#">演示</a></li>
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<li><a href="#">演示演示</a></li>
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