private async void Page_Loaded(object sender, RoutedEventArgs e)
        {
            await ssm.ReadFromFileAsync();

            this.LayoutRoot.DataContext = ssm.Item;

            await myFavoriter.ReadFromFileAsync();


            await fm.ReadFromFileAsync();


            InitBarRefresh();
        }
        private async void Page_Loaded(object sender, RoutedEventArgs e)
        {
            await ssm.ReadFromFileAsync();

            this.LayoutRoot.DataContext = ssm.Item;
        }