<div align="center">
-<form accept-charset="UTF-8" action="{%url=modules.php?module=admin&what=lock_user&userid={%pipe,bigintval=$content[userid]%}%}" method="post">
+{%form,formMethodPost=modules.php?module=admin&what=lock_user&userid=$content[userid]%}
<table border="0" cellspacing="0" cellpadding="0" class="table dashed">
<tr>
<td align="center" class="table_header bottom">
</td>
</tr>
</table>
-</form>
+{%form_close%}
</div>