hey i found a few working cheats if anybody needs them wright them down here is the first one.
Cheat gnome: L,R,UP,A,Z.
unlock credits team picture. right,down,right,down,right.
advance 6 hours. Y,X,B,Z,LEFT ( not sure about that one but try it i will look for the correct one tonight.
9.999 simolions. csnnot remember i shall look for it tonight and the others to. i hope this few worked 4 any 1 bye for now