if( $o->is_system_user and !$cgi->param('usernum') ) {
$cgi->param('username','');
return "username '".$o->username."' reserved for system account."
if( $o->is_system_user and !$cgi->param('usernum') ) {
$cgi->param('username','');
return "username '".$o->username."' reserved for system account."