Enable the [Caps Lock] key, then hold [Ctrl] and type
 "SPAMSPAMSPAMHUMBUG". Then, disable [Caps Lock], press [F9], and
 enter one of the following case-sensitive codes:
 
 CHEAT CODE        RESULT
 set none          Full map
 cgk max           Maximum CGK level
 minimap on        Enable mini-map if working listener is available
 minimap off       Disable mini-map
 egg boy returns   Earthquake
 crop pop          All croplands have pods
 crop kill         Kill all pods on map
 kill              Kill selected unit