10 GRAPHICS 6:CHANGE=1:A=5:B=10:? "GRAPHICS 6: PLAYFIELD ANIMATION"›20 FOR MOVE=1 TO 2›30 COLOR CHANGE:PLOT A,A:DRAWTO B,A:DRAWTO B,B:DRAWTO A,B:DRAWTO A,A›40 IF CHANGE=1 THEN CHANGE=0:NEXT MOVE›50 IF CHANGE=0 THEN CHANGE=1:NEXT MOVE›60 A=A+1:B=B+1›70 IF A>79 OR B>79 THEN GRAPHICS 2:POSITION 0,6:? #6;"PLAYFIELD ANIMATION":? " * GRAPHICS 2 TEXT WINDOW *":END ›80 GOTO 20›