public static void oldVersion(string filename)
        {
            //a copy of the original code from 0.8 version of the game
            LoadingWorldScreen loadingWorldScreen = SCREEN_MANAGER.get_screen("loadWorld") as LoadingWorldScreen;

            loadingWorldScreen.mode           = LoadScreenType.nuke_load_game;
            loadingWorldScreen.loadSelectName = filename;
            loadingWorldScreen.loadSelectSet  = true;
            SCREEN_MANAGER.goto_screen("loadWorld");
        }
        public static void newVersion(string filename)
        {
            //a copy of the original code from 0.9 version of the game
            LoadingWorldScreen loadingWorldScreen = SCREEN_MANAGER.get_screen("loadWorld") as LoadingWorldScreen;

            loadingWorldScreen.mode           = LoadScreenType.database_continue;
            CHARACTER_DATA.continueFileName   = loadingWorldScreen.loadSelectName;
            loadingWorldScreen.loadSelectName = filename;
            loadingWorldScreen.loadSelectSet  = true;
            SCREEN_MANAGER.goto_screen("loadWorld");
        }