<?php
$satir = 0;
if ($satir%2) {
$son="</tr>
</table>
</div>
</div></td> ";
} else {
$son="</tr>
</table>
</div>
</td>
</tr>
<tr>";
}
?>
senin kodların felan filan 
<?php
echo $son;
$satir++;
?>