<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>html－www.51windows.Net</title>
</head>
<body>
<SCRIPT LANGUAGE="JavaScript">
<>
</SCRIPT>
<form name="form" method="post">
<table align="center" border="1" cellpadding="5" cellspacing="0">
<tr>
<td>
<input type="CHECKBOX" name="sample1">
A</td>
<td>
<input type="CHECKBOX" name="sample2">
B</td>
<td>
<input type="CHECKBOX" name="sample3">
C</td>
</tr>
<tr>
<td>
<input type="CHECKBOX" name="sample4">
D</td>
<td>
<input type="CHECKBOX" name="sample5">
E</td>
<td>
<input type="CHECKBOX" name="sample6">
F</td>
</tr>
<tr>
<td>
<input type="CHECKBOX" name="sample7">
G</td>
<td>
<input type="CHECKBOX" name="sample8">
H</td>
<td>
<input type="CHECKBOX" name="sample9">
I</td>
</tr>
<tr>
<td>
<input type="CHECKBOX" name="sample10">
J</td>
<td>
<input type="CHECKBOX" name="sample11">
K</td>
<td>
<input type="CHECKBOX" name="sample12">
L</td>
</tr>
<tr>
<td>
<input type="CHECKBOX" name="sample13">
M</td>
<td>
<input type="CHECKBOX" name="sample14">
N</td>
<td>
<input type="CHECKBOX" name="sample15">
O</td>
</tr>
<tr>
<td>
<input type="CHECKBOX" name="sample16">
P</td>
<td>
<input type="CHECKBOX" name="sample17">
Q</td>
<td>
<input type="CHECKBOX" name="sample18">
R</td>
</tr>
</table>
</form>
</body>
</html>
<div>
<input type="button" name="Button" value="查看源代码" onClick= 'window.location = "view-source:" + window.location.href'></div>
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