private void Update()
 {
     if (Input.GetKeyDown(KeyCode.F5))
     {
         Save();
     }
     else if (Input.GetKeyDown(KeyCode.F9))
     {
         Fader fader = FindObjectOfType <Fader>();
         fader.FadeOutImmediate();
         Load();
         fader.Fade(0, fadeInTime);
     }
     else if (Input.GetKeyDown(KeyCode.Delete))
     {
         Delete();
     }
 }