public class GoNextControl: ContentControl
    {
        public string NextPage { get; set; }
        public string sbNames { get; set; }
        public bool IsNavigatingToNextPage { get; set; }

        public GoNextControl()
        {
            this.Loaded += new RoutedEventHandler(GoNextControl_Loaded);
            this.Unloaded+=new RoutedEventHandler(GoNextControl_Unloaded);
        }

        void GoNextControl_Loaded(object sender, RoutedEventArgs e)
        {
            this.IsNavigatingToNextPage = false;
        }

        protected override void OnMouseLeftButtonDown(MouseButtonEventArgs e)
        {
            this.IsNavigatingToNextPage = true;
            var parentframe = App.Current.RootVisual as PhoneApplicationFrame;
            parentframe.Navigate(new Uri(NextPage, UriKind.Relative));
            base.OnMouseLeftButtonDown(e);
            parentframe = null;
        }

        void GoNextControl_Unloaded(object sender, RoutedEventArgs e)
        {
            this.Loaded -= new RoutedEventHandler(GoNextControl_Loaded);
            this.Unloaded -= new RoutedEventHandler(GoNextControl_Unloaded);
        }

    }