public void mainMenu()
    {
        menuBackground.SetActive(true);
        gameOverPanel.SetActive(false);

        // Deactivate in game menu
        menuIsVisible = false;
        inGameMenuPanel.SetActive(menuIsVisible);

        // Activate options panel
        startPanel.SetActive(true);

        // Load start menu scene
        //SceneManager.LoadScene("StartMenu");
        NetworkManager.singleton.ServerChangeScene("StartMenu");

        manager.StopHost();
        discovery.Reset();
    }