A better way is to use a menu option with a hot key.

>how can I use the function keys in the app? I have a button: cmdPrint1, hotkey: Alt+P.
>I want to use F8, I tried:
>
>ON KEY LABEL F8 ALT+P
>ON KEY LABEL F8 cmdPrint1.click
>
>with no luck.
>
>thanks for the help.
>
>regards,
>
>Jerry