<tr>
<td colspan="2"><input type="submit" name="setTicket" value="<?=_Set ticket number?>"></td>
</tr>
+<? if($ticketNo) {?>
+ <tr>
+ <td colspan="2"><input type="submit" name="deleteTicket" value="<?=_End working on ticket?>"></td>
+ </tr>
+<? } ?>
</table>
\ No newline at end of file