public static void Init()
        {
            // Get existing open window or if none, make a new one:
            HornetRifleSplash window = (HornetRifleSplash)EditorWindow.GetWindow(typeof(HornetRifleSplash));
            Vector2           size   = new Vector2(500, 650);

            window.minSize = size;
            window.maxSize = size;
            window.Show();
        }
        static LaunchHornetRifleSplash()
        {
            string key = "HornetRifleSplash";

            if (!EditorPrefs.HasKey(key))
            {
                EditorPrefs.SetBool(key, true);
                HornetRifleSplash.Init();
            }
            //EditorPrefs.DeleteKey (key);
        }