>- the same as all</TD>
          </TR>
          <TR> 
            <TD>test_suite</TD>
            <TD>- show test suite messages</TD>
          </TR>
          <TR> 
            <TD>messages</TD>
            <TD>- show user messages</TD>
          </TR>
          <TR> 
            <TD>warnings</TD>
            <TD>- report warnings issued by user</TD>
          </TR>
          <TR> 
            <TD><B>all_errors</B></TD>
            <TD>- report all error conditions</TD>
          </TR>
          <TR> 
  