<!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>a nav</title>
<style type="text/css">
* {
margin: 0;
padding: 0;
font-style: normal;
font-family: 宋体;
}
body {
text-align: center;
font-size: 14px;
}
#content {
margin: 0 auto;
width: 600px;
}
#content #nav {
background: #006400;
height: 32px;
margin-top: 60px;
}
#content #nav ul {
list-style: none;
}
#content #nav ul li {
float: left;
width: 100px;
line-height: 32px;
position: relative;
}
#nav div {
width: 100px;
position: absolute;
left: 0px;
padding-bottom: 0px;
background: #006400;
float: left;
height: 0;
overflow: hidden;
}
#content #nav li .a {
text-decoration: none;
color: #00CD00;
line-height: 32px;
display: block;
border-right: 1px solid #009800;
}
#nav div a {
text-decoration: none;
color: #00CD00;
line-height: 26px;
display: block;
}
#nav div a:hover {
background: #005400;
}
</style>
</head>
<body>
<div );
if (osubnav.firstChild.tagName == undefined) {
var itarheight = parseInt(osubnav.childNodes[1].offsetHeight)
* sublinks.length + paddingbottom;
} else {
var itarheight = parseInt(osubnav.firstChild.offsetHeight)
* sublinks.length + paddingbottom;
}
clearInterval(this.itimer);
this.itimer = setInterval(function() {
drop(osubnav, itarheight);
}, 30);
}
btns[i].onmouseout = function() {
var osubnav = subnavs[this.index];
clearInterval(this.itimer);
this.itimer = setInterval(function() {
drop(osubnav, defaultHeight);
}, 30);
}
}
}
</script>
</body>
</html>