if ( $cgi->param ) {
  $sortby = defined ( $cgi->param( 'sortby' ) ) ? 
	 $cgi->param( 'sortby' ) : "name";
  $ascdesc = defined ( $cgi->param( 'ascdesc' ) ) ? 
	 $cgi->param( 'ascdesc' ) : "desc";
  $letter = defined ( $cgi->param( 'letter' ) ) ? 
	 $cgi->param( 'ascdesc' ) : " ";
	ownertbl( $sortby, $ascdesc, $letter );