10 SCREEN 1:CLS:KEY OFF:COLOR ,0
20 RANDOMIZE VAL(RIGHT$(TIME$,2))
30 X=RND*320:Y=RND*200:R=RND*10+10:TILE=INT(RND*(15)+1)
40 CIRCLE (X,Y),R,3:PAINT (X,Y),CHR$(TILE+TILE*16),3:CIRCLE (X,Y),R,0
50 GOTO 20
