main
define lv_a char(10)
	prompt "Press some function keys" for lv_a
	on key(f1) message "F1"
	on key(f2) message "F2"
	on key(f3) message "F3"
	on key(f4) message "F4"
	on key(f5) message "F5"
	on key(f6) message "F6"
	on key(f7) message "F7"
	on key(f8) message "F8"
	on key(f9) message "F9"
	on key(f10) message "F10"
	on key(f11) message "F11"
	on key(f12) message "F12"
	end prompt
end main