Cheats:
Type JUMCO (for Deluxe Version) or VHOEZ (for Standard Version) at the Main Menu and then press any of the following cheat keys:
Code - Result:
[CTRL]+[SHIFT]+F7 - Win Game
[CTRL]+[SHIFT]+F8 - Lose Game
[CTRL]+[SHIFT]+F11 - Add Credits
[CTRL]+[SHIFT]+F12 - Unlock All Missions