<%@ Page Language="C#" MasterPageFile="~/teacher/TeacherIndex.master" AutoEventWireup="true" CodeFile="Addscore.aspx.cs" Inherits="Work_Addscore" Title="Untitled Page" %>
<asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1" Runat="Server">
    <table id="TABLE1" border="0" cellpadding="0" cellspacing="0" onclick="return TABLE1_onclick()"
        style="border-right: #0099ff 0.1mm solid; border-top: #0099ff 0.1mm solid; font-size: 14px;
        border-left: #0099ff 0.1mm solid; width: 100%; border-bottom: #0099ff 0.1mm solid">
        <tr>
            <td align="center" colspan="3" style="height: 18px">
执行到“onclick="return TABLE1_onclick()"";”时系统报:Microsoft JScript 运行时错误: “TABLE1_onclick”未定义

求指教