Are you sure your numlock key is on? There are instructions included with the customizer.. not much more we can tell you about it, it's pretty straightforward.
Slappy -- see this thread: www.cheathappens.com/show_board2.asp?headID=55478&titleID=13163
i have a lap top that only has numbers on the top, not a side number pad, i dont have a number lock button... 😵