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<!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>
<title></title>
<style type="text/css" >
.subs{display:none;width:200px; background-color:Gray;}
</style>
</head>
<body>
<a id="item1" onmouseout="settimerhide()" onmouseover="itemover()" >menu</a>
<div id="sub1" class="subs" onmouseout="settimerhide()" onmouseover="subsover()" >
some sub text<br />
some sub text<br />
some sub text
</div>
<script type="text/javascript" >
var timershow, timerhide;
function itemover() {
if (timerhide) { window.clearInterval(timerhide); }
if (document.getElementById("sub1").style.display != "block") {
timershow = window.setTimeout("document.getElementById('sub1').style.display = 'block';", 200)
}
}
function subsover() {
if (timerhide) { window.clearInterval(timerhide); }
}
function settimerhide() {
timerhide = window.setTimeout("document.getElementById('sub1').style.display = 'none';", 200)
}
</script>
</body>
</html>