Unlock Cheat Mode:
     Pause  the game and press: R, R, L, R, L, L, R, L, R, R, L, R, L,
L, R, L.

     Now these cheats will be available from the Options menu:

     Cheat  Win,  Clear  Fog of War, Enable All Levels, Gimme $10,000,
Player Invulnerable, Show LZs, Toggle Unit Spying