效果图：
前台代码：
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="OWCdrawing.aspx.cs" Inherits="OWCdrawing" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Test</title>
</head>
<body>
<form id="form1" runat="server">
<div style="text-align: left">
<table style="width: 600px">
<tr>
<td colspan="3" style="height: 20px">
<strong>怎么样在ASP.NET2.0中使用OWC组件画图</strong></td>
</tr>
<tr>
<td colspan="3" rowspan="2" style="height: 21px">
<asp:PlaceHolder ID="PlaceHolder1" runat="server"></asp:PlaceHolder>
</td>
</tr>
<tr>
</tr>
</table>
</div>
</form>
</body>
</html>
手把手教程：
第一步：
右键点�
