鼠标焦点显示二级菜单

2009-11-23 导航菜单 203℃

<!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>无标题文档</title>
<style type="text/css">

</style>
</head>
<body>
<ul id='abc'>
<li>a
<div>1</div>
</li>
<li>b
<div>2</div>
</li>
<li>c
<div>3</div>
</li>
</ul>
<script type="text/javascript">
window.onload=function(){
var abc=document.getElementById('abc');
var locLi=abc.getElementsByTagName('li');
var locDiv=abc.getElementsByTagName('div');
for(var i=0;i<locLi.length;i++){
locLi[i].onmouseover=function(){
displayDiv(this,'over');
//alert(this);
}
locLi[i].onmouseout=function(){
displayDiv(this,'out');
}
}
function displayDiv(thisLi,enType){
for(j=0;j<locDiv.length;j++){
if(locDiv[j].parentNode==thisLi && enType=='over'){
locDiv[j].style.display='block';
}else{
locDiv[j].style.display='none';
}
}
}
}
</script>
</body>
</html>

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