ResizableControlExtender如何用？
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<%@ Register Assembly="System.Web.Extensions, Version=1.0.61025.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
Namespace="System.Web.UI" TagPrefix="asp" %>
<%@ Register Assembly="AjaxControlToolkit, Version=1.0.10920.32880, Culture=neutral, PublicKeyToken=28f01b0e84b6d53e"
Namespace="AjaxControlToolkit" TagPrefix="cc1" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html id="Html1" runat="server" xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>Untitled Page</title>
<style type="text/css">
.handletext{
width:250px;
height:8px;
cursor:sn-resize;
}
.resizingtext{
background-color:white;
cursor:n-resize;
}
</style>
</head>
<body>
<form id="form2" runat="server">
<asp:ScriptManager ID="ScriptManager2" runat="server">
</asp:ScriptManager>
<cc1:ResizableControlExtender ID="ResizableControlExtender2" runat="server"
HandleCssClass="handletext" HandleOffsetY="10" MaximumHeight="1200" MinimumHeight="20"
TargetControlID="Panel2" >
</cc1:ResizableControlExtender>
<asp:Panel ID="Panel2" runat="server" BackColor="#00C000" CssClass="resizingtext"
Height="342px" Width="306px" style="display: block">
</asp:Panel>
</form>
</body>
</html>
为何不能拖动大小 --------------------编程问答-------------------- 不懂。帮顶了
补充：.NET技术 , C#
