为什么事件触发不了?
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<script type="text/javascript" src="Scripts/jquery-1.4.1.js"></script>
<script type="text/javascript">
$(document).ready(function () {
$(".lowerDiv").hide();
$(".blockDiv").mouseover(
function (e) {
var lowerDiv = document.createElement("div");
$(lowerDiv).addClass("lowerDiv");
$(".lowerDiv").show();
$(".lowerDiv").mouseout(function () {
$(".lowerDiv").hide();
});
});
});
</script>
<style type="text/css">
.blockDiv
{
border: 1px solid #cccccc;
background-color: #ababab;
width: 180px;
height: 100px;
position: relative;
}
.lowerDiv
{
width: 220px;
height: 140px;
background-color: Blue;
position: absolute;
left: -10px;
top: -10px;
z-index: -1;
}
</style>
</head>
<body>
<form id="form1" runat="server">
<div class="blockDiv">
<table>
<tr>
<td>