you can just dump an arbitrary html file into your code with [man]include/man.
to make sure it exists withing boundries (width/height)
you can what your include in either a table or a sized div or span tag
<div height="100" width="200">
<?php include('/path/to/file.html') ?>
</div>
<table height="100" width="200">
<tr>
<td><?php include('/path/to/file.html') ?></td>
</tr>
</table>