At the Mission computer (where you can select Game, Options, etc)
 just press [Ctrl][F1] and enter one or more of the following codes.
 Remember that all the codes are case sensitive !!! Correct codes will
 be confirmed by a beep.

 Redtop Trod     - Select all single player missions from the mission
                   menu
 Half Libel      - Activates teleport key = [Ctrl][B]
 Had A Nude On   - Activates invincibility key = [Ctrl][I]
 Brass Clue      - Activates amunition key = [Ctrl][Z]
 Mother Mourn Us - Changes mountain on mission 1-5 to Mt. Rushmore with
                   programers faces
 Chaste Coed     - View the end video sequences
 Rotted Drop     - Activates destroy target key = [Ctrl][F]
 Horny Elk Leer  - Activates all targets on radar key = [Ctrl][P]
 O'Sarge         - Gives seargeant in training missions an irish accent
 Swiss Throat    - Changes Citadel building into 7th level headquarters
 A Mere Fart     - ???
 A Scramble On   - Let's you take screen shots by pressing [Shift][Ctrl]-
                   [rightMouseclick]
 Range Goes Gory - All levels
 Dunk It Here    - Recording session outtakes
 Oh No! Less Japan - Activates ion-strike key = [Ctrl][X]