<td width="50" height="4">
        <input type="button" name="percent" value=" % " onClick="form.input.value = eval(form.input.value) / 100" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">
      </td>
      <td width="50" height="4">
        <input type="button" name="(" value=" ( " onClick="form.input.value += '('" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">
      </td>
    </tr>
    <tr bgcolor="#000000">
      <td width="50" height="2">
  