protected override void OnNavigatedTo(System.Windows.Navigation.NavigationEventArgs e)
 {
     base.OnNavigatedTo(e);
     Routes routes = new Routes();
     if (NavigationContext.QueryString.TryGetValue("direction", out direction))
     {
         if (direction == "N")
         {
             listBoxTarget.ItemsSource = routes.northRoutes.Values;
             PageTitle.Text = "Northbound";
         } else if (direction == "S") {
             listBoxTarget.ItemsSource = routes.southRoutes.Values;
             PageTitle.Text = "Southbound";
         }
     }
 }
 void RouteSelect_Loaded(object sender, RoutedEventArgs e)
 {
     var routes = new Routes();
 }