hi all: i have installed the acpi program on my thinkpad R50 and had my 'ibm_acpi'= =20 inserted as a module, also i had =B4echo enable > /proc/acpi/ibm/hotkey=B4 = and=20 =B4echo ffff > /proc/acpi/ibm/hotkey=B4, but i just can=B4t get the keys to= work,=20 my light and brightness keys work with =B4Fn=B4 but F3 and F4 don=B4t, any = ideas?=20 thanks.