if rownum eq 4 then do; alist = makelist(); alist = setnitemc(alist, 'N', 'LABEL_BUTTONS'); call send(viewerid, '_setAttributes', alist); call send(rcdvecid, '_setBorderColor', 'ALL', 'YELLOW'); call send(rcdvecid, '_setBorderWidth', 'ALL', 0.1, 'in'); end;