Lych

Hey all new user here, I have downloaded the full game from this site and when I try to play, it loads up to the menu in full screen I pick TS or Firestorm then go to the menu then when I pick anything else a grey bar comes in the middle (vertical) and nothing happens after that. I have run in troubleshoot comp in win 98 ME and ran it as admin but still the same. I dont know what to do next (modified) sorry forgot to say im using win 7 64bit Please help Lych