Open Windows' Registry Editor (START > RUN, type "REGEDIT").
*. Navigate to HKEY_USERS\.Default\Control Panel\Keyboard.
*. Change the value for InitialKeyboardIndicators from 0 to 2.
To get to your BIOS, hold down F8 or Delete (try one then the other....one of those should work, but it depends on your MOBO manufacturer). If you get a menu then select "configuration" or "setup". That'll take you to your BIOS.
im pretty sure the stated above works but its very simple to do it just boot up turn on your numlock and turn off your computer, windows xp has some kind of save feature that saves all your settings ex.window sizes and such