protected override void OnNavigatedTo(NavigationEventArgs e)
        {
            base.OnNavigatedTo(e);

            _viewModel = new InfoPageViewModel();

            AdaptToInfosCollection();

            DataContext = _viewModel;
        }
        protected override void OnNavigatedFrom(NavigationEventArgs e)
        {
            base.OnNavigatedFrom(e);

            DataContext = null;

            if (_viewModel != null)
            {
                _viewModel = null;
            }
        }