BUTTON 7, 0, 255, 0, B0, 1, Loop
???????
Try
BUTTON PORTB.7, 0, 255, 0, B0, 1, Loop

Or better yet
Code:
IF PORTB.7 = 0 THEN GOTO NEXT
OOPS!!!!!!
That will not work...NEXT is a reserved word. Will have to think of something else to call that label.. FRED??