Cheat menu:
To 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, a number of 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