Cheat Mode:
     Select  a  map, then choose any scenario. At the force deployment
map,  type  40hourweeks. Now exit the game and enter the Options Menu.
Select 'Detail' and click on 'Cheat Active.' Now start a game...

Level Codes: 

1 CHEESE
2 TOAST
3 BUTTIES
4 KEBAB
5 GATEAUX