Could you refer to the following codes? @LOOP VSYNC 1:K=BUTTON(2) IF(K AND #DOWN)!=0 THEN BEEP 52 IF(K AND #LEFT)!=0 THEN BEEP 53 IF(K AND #RIGHT)!=0 THEN BEEP 25 IF(K AND #A)!=0 THEN BEEP 25,0,20 IF(K AND #B)!=0 THEN BEEP 52 IF(K AND #Y)!=0 THEN BEEP 53 GOTO @LOOP