HTML/CSS/Table Attributes/headers
"headers" specifies a list of "th" elements
<HTML>
<BODY>
<table width="450">
<tr>
<th id="hdr1">Item Number</th>
<th id="hdr2">Item Name</th>
<th id="hdr3">Item Description</th>
</tr>
<tr>
<td headers="hdr2">cell</td>
<td headers="hdr1">cell</td>
<td headers="hdr3">cell</td>
</tr>
</table>
</BODY>
</HTML>