kool, i just copied the nasm.exe, perl.exe to system32 and waiting for my download of vs.net 2003 to finish now if we only knew what were the exact files needed to be changed the neogeo folder to allow nd sets to play perfectly on fbax tmaul or lantus could you plz help on this prob? cuz i'm looking at both files form the pc's latest to fbax's b4 and i noticed a few changes but not sure on what i should change.