Various cheats
     During Gameplay type gonzoopera then enter the following code:

Cheat code:        Effect:
Ctrl + F9          Debug Info
Ctrl + Shift + X   Destroy Everything
Shift + E          Edit Mission
Ctrl + L           Invincibility
Ctrl + I           Invisibility
Alt + I            Picte Interface
Shift + X          Pointer on Selected Commandos
Ctrl + Shift + N   Skip Current Mission
F9                 Terrain Info
Shift + V          User Traces
Shift + F1         View Video Mode 1
Shift + F2         View Video Mode 2
Shift + F3         View Video Mode 3
Shift + F4         View Video Mode 4
Alt + Shift + L    Write Info in "memlin.dat"
H239Z              01 - The Ashphalt Jungle
IR291              02 - Dropped Out of The Sky
NGAY7              03 - Thor's Hammer
6S5TL              04 - Guess Who's Coming Tonight
VND2R              05 - Eagles Nest
BUK2L              06 - The Great Escape
LL42X              07 - Dangerous Friendships