align="top" width="260">Operand field</TD>
              </TR>

              <TR>
                <TD height="21" valign="top" width="183">Bytes</TD>

                <TD height="21" valign="top" width="324">Bytes</TD>

                <TD height="21" valign="top" width="260">Bytes field</TD>
              </TR>

              <TR>
                <TD height="21" valign="top" width="183">Comment, Automatic</TD>

                <TD height="21" valign="top" width="324">System-generated comments</TD>

      