At first,trim column below: WHILE 1 B=BUTTON() IF B==#LEFT THEN X=X-3 IF B==#RIGHT THEN X=X+3 SPANIM 0,"I",F,A,F,A+1,F,A+2,F,A+3,0 SPOFS 0,X,160 IF SPHITSP(0,1) THEN X=X+1 VSYNC WEND FOR I=0 TO 511 IF I==TEST...