 <br>
 <center>
  <table border=2 bgcolor=wheat>
    <tr>
      <td bgcolor=lightblue align=center>
        <b><input type=submit value="Valider"></b>
        !if $alert!=$empty
          <br>
          $alert
        !endif
      </td>
    </tr>
  </table>
 </center>
