Tony hawk's proving ground ps3

Have you tried these
Unlock Boneman:
Enter the password CRAZYBONEMAN

Unlock Shayne:
Enter the password Movers

Unlock Spence:
Enter the password Dapper

Unlock Mel:
Enter the password NotADude

Unlock Rube:
Enter the password LooksSmelly

Unlock Bosco:
Enter the password MoreMilk

Unlock Cam:
Enter the password NotACamera

Unlock Cooper:
Enter the password TheCoop

Unlock Eddie X:
Enter the password Sketchy

Unlock El Patinador:
Enter the password Piledriver

Unlock Eric:
Enter the password Flyaway

Unlock Mad Dog:
Enter the password Rabbies

Unlock MCA:
Enter the password INTERGALACTIC

Unlock TV Producer:
Enter the password Shaker

Unlock Mini Skater:
Enter the password TinyTater

Unlock ALL Create-a-Skater-Items:
Enter the password GiveMeStuff

Unlock ALL Decks:
Enter the password LetsGoSkate

Unlock ALL Fun Items:
Enter the password OverTheTop

Unlock ALL Game Movies:
Enter the password WatchThis

Unlock ALL Lounge Bling Items:
Enter the password SweetStuff

Unlock ALL Lounge Themes:
Enter the password LAIDBACKLOUNGE

Unlock ALL Rigger Pieces:
Enter the password IMGONNABUILD

Unlock ALL Specials Available:
Enter the password LOTSOFTRICKS

Unlock ALL Video Editor Effects:
Enter the password Trippy

Unlock ALL Video Editor Overlays:
Enter the password PutEmOnTop

Unlock FDR Level:
Enter the password ThePrezPark

Unlock Lansdowne Level:
Enter the password THELOCALPARK

Unlock Air and Space Mueseum Level:
Enter the password TheIndoorPark

Unlock 100% Branck Completion:
Enter the password FOREVERNAILED

Unlock Perfect Manual:
Enter the password STILLAINTFALLIN

Unlock Perfect Rail:
Enter the password AintFallin

Unlock No Board:
Enter the password MagicMan

Unlock Invisible Skater:
Enter the password TheMissing

Unlock Super Checking:
Enter the password Booyah

Unlock Unlimited Focus:
Enter the password Myopic

Unlock Unlimited Slash Grind:
Enter the password SUPERSLASHIN

Unlock 50 Extra Skill Points:
Enter the password needshelp

Unlock Full Stats:
Enter the password BeefedUp

Playing ps3 Tony Hawks Proving Ground - go to options, cheats, but just comes up with the banner 'done' - can't enter any codes. Do you have to be in a certain area to enter codes? or something? thanks heaps