This file demonstrates a <table> that may require markup (row headers)

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">
<html lang="en">
<head>
<title>aert1.0/5.2.1</title>
</head>
<body>
<table summary="This data table should use markup to associate multiple levels of row and column headers">
	<caption>This data table should use markup to associate multiple levels of row and column headers</caption>
	<tr>
		<th>System</th><td>a-1</td><td>Susan</td><td>Macintosh</td>
	</tr>
	<tr>
		<th rowspan="2">ID<br>location or code</th><td>Local</td><td>Building 1</td><td>Front Desk</td>
	</tr>
	<tr>
		<td>Local</td><td>Building 2</td><td>Back Desk</td>
	</tr>
	<tr>
		<th>Required</th><td>yes</td>yes<td></td><td>no</td>
	</tr>
</table>
</body>
</html>