800" width="7%"><font color="#ffffff">Step</font></th>
      <th colspan="3" bgcolor="#008800"><font color="#ffffff">Direction</font></th>
      <th bgcolor="#008800" width="80%"><font color="#ffffff">Packet</font></th>
    </tr>
    <tr>
      <td bgcolor="#ffffff" width="7%">
      <p align="center">1 </p>
      </td>
      <td rowspan="10">
      <p align="center"><img src="graphics/calc.gif" alt="Sending Unit"
 align="bottom" border="0" height="67" width="30"> </p>
      </td>
      <td bgcolor="#ffffff