public void OnButtonClicked()
    {
        CoachNamePopup popup = popupSystem.InstantiatePopup <CoachNamePopup>(coachNamePopupPrefab);

        popup.SetSelectedSlot(newSaveSlots.GetSelectedSlot());
        popup.SetLaunchSceneMethod(LaunchHome);
    }
    public void OnDeleteClick(int nb)
    {
        DeleteSavePopup deleteSavePopup = popupSystem.InstantiatePopup <DeleteSavePopup>(deleteSavePopupPrefab);

        deleteSavePopup.Setup(nb, () => Refresh());
    }
    public void OnClick(int which)
    {
        DrillListPopup popup = popupSystem.InstantiatePopup <DrillListPopup>(drillListPopupPrefab);

        popup.Init(which, SetupDrill);
    }