One

Enter the following at the password screen:

Password:   Effect:
Maxpower  - All Weapons
Heavyfeet - Level Select
heybuddy  - Debug Mode
THEPRESS  - Clean Pause Screen 	

Level Passwords:
2 - DIYGIXRA
3 - KCSVJTJB
4 - RWLKLPBC
5 - YQFZMLTC
6 - FLZNOHLD

 