public void Init()
        {
            Console.WriteLine("[LanguageSelectionPage.Init()] LangListView.SelectedItem :" + LangListView.SelectedItem
                              + " VS. ViewModel.SelectedItemIndex :" + ViewModel.SelectedItemIndex);
            ignoreRadioSelection = true;

            // Scroll to the previously selected language if it exists.
            if (ViewModel.SelectedItemIndex != null)
            {
                LangListView.ScrollTo(ViewModel.SelectedItemIndex, ScrollToPosition.Center, false);
            }
        }