Various cheats
     Press F11 and enter these codes:

Cheat code:             Effect:
ISITWENTY               Shows all map
ISILETSBAIL             Finish the current level
ISIWHEELS               Get access to the X-car!
                        (you must finish the level to get it)
ISIFATPACKED            Gives you all the weapons, ammo & powerups
ISIQ                    God mode
ISISLEEP                Freeze your enemy