<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ListBox ID="lbDept" runat="server" Height="216px" Width="102px"></asp:ListBox>
<asp:ListBox ID="lbEmployee" runat="server" Height="234px" Width="149px">
</asp:ListBox>
</div>
</form>
</body>
</html>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript">
$(document).ready(function() {
$("#lbDept").change(function() {
var deptId = $("#lbDept").val();
$.ajax({
type: "post",
url: "Handler.ashx?method=getEmployee&deptId=" + deptId,
async: false,
dataType: "json",
success: function(result) {
var temp = result;
var html = "";
