>Sorry, this is the code that I used.
>
>DEFINE POPUP popGrid FROM 10,5 MARGIN COLOR SCHEME 14
>DEFINE BAR 1 OF popGrid PROMPT 'New' MARK CHR(3)
>
>DEFINE BAR 2 OF popGrid PROMPT 'Conflict' MARK CHR(4)
>
>DEFINE BAR 3 OF popGrid PROMPT 'Reoccurrence' MARK CHR(5)
>
>DEFINE BAR 4 OF popGrid PROMPT "Don't book with..." MARK CHR(6)
>
>DEFINE BAR 5 OF popGrid PROMPT "Bypass conflict" MARK CHR(6)
>
>ON SELECTION POPUP popGrid DO _GridMenuOpion
>
>ACTIVATE POPUP popGrid

Add SHORTCUT to DEFINE POPUP, this should fix your problem.
DEFINE POPUP popGrid FROM 10,5 MARGIN COLOR SCHEME 14 SHORTCUT