data. 
          If you need to restrict the address ranges of your programs, you should select the
          checkbox here. For instance, this might be useful if you have two copies of your 
          functions in memory and only want to consider one copy. 
          </P>
          <P>If you select this option you will be presented with another panel for limiting the 
          source program's address ranges and the destination program's address ranges.
          </P>
          </li>
          </ul>
     