jquery load 在母版页应用上的问题

Question

<%@ Page Language="C#" MasterPageFile="~/First.Master" AutoEventWireup="true" CodeBehind="JQueryDemo2.aspx.cs" Inherits="MasterPage.Ajax.JQueryDemo2" Title="无标题页" %><asp:Content ID="Content1" ContentPlaceHolderID="ContentCss" runat="server"><script type="text/javascript" src="../JS/jquery-1.3.2.js"></script><%--<script type="text/javascript" src="../JS/test_jquery.js"></script>--%><script type="text/javascript">    $(function(){    $("#ShowData").load("demol.htm");    })</script></asp:Content><asp:Content ID="Content2" ContentPlaceHolderID="MainContent" runat="server"><div id="ShowData" >    </div><input id="btnLoad" type="button" value="LoadHtml"  /></asp:Content>在应用母版页的页面上用jquery.load实现不了吗我在非母版页测试通过了

Answer 1

使用MasterPage时ID会变的.

如:ctl00_userContentPlaceHolder_ShowData