code: System requirements: • Operating system Microsoft Windows XP / Vista • Pentium 4 3.2 GHz or equivalent Athlon 64 • 1 GB of RAM • 5 GB of free hard disk space • 3D-graphics adapter with 256 MB memory, compatible with DirectX 9.0c (GeForce 8600GTS or Radeon HD2600XT) • Sound device compatible with DirectX 9.0c • DirectX 9.0c • device for reading DVD-ROM drive