Board Thread:Questions and Answers/@comment-24720902-20130524153123/@comment-7236903-20130604125859

no not quite, more like this:

@MAIN

B=BUTTON

IF (B AND 15)!=0 AND !ANIM THEN SPANIM:ANIM=1

IF !(B AND 15) THEN SPANIM 0,1,0:ANIM=0

GOTO @MAIN