Type these codes at the main menu and then press Enter. You should hear a sound. The EVERYWHERE code must be entered first to enable the other codes.

EVERYWHERE - Level Select, Enable other codes
BOULON - Unlimited
CHICO - Reduce
GU - Cut Body
BRONKO - Play Monster
DAVID - Disable Combos
BLUR - Play Blur
LOVDIK - Team Greetings
BES - Debug
MOBY - CD Track select
ALAIN GUYET - All Cheats