well can u turn ur numlock on and off? sometimes usb keyboards dont power on boot, you have to either change bios or move jumpers on the motherboard.
do you have a ps/2 keyboard laying around?
http://www.pictures.xbox-scene.com/h...apters_SOL.jpg
some oem computers also need specific recovery cd's.. u might need one special ordered from gateway, my friends compaq needed a specific one bc normal windows was missing some stuff