ms {
    case 0:
      OSVersion = "Microsoft Windows XP";
    case 1:
      OSVersion = "Microsoft Windows NT";
    case 2:
      OSVersion = "Microsoft Windows 2000";
    case 3:
      OSVersion = "Microsoft Windows ME";
    case 4:
      OSVersion = "Microsoft Windows 98";
    case 5:
      OSVersion = "Microsoft Windows 95";
}