private void navigationButton_Click(object sender, RoutedEventArgs e)
        {
            this.IsEnabled = false;

            GoogleImageSearchView imageSearch = new GoogleImageSearchView();            
            imageSearch.Closed += imageSearch_Closed;

            imageSearch.Show();
        }
        private void navigationButton_Click(object sender, RoutedEventArgs e)
        {
            this.IsEnabled = false;

            GoogleImageSearchView imageSearch = new GoogleImageSearchView();

            imageSearch.Closed += imageSearch_Closed;

            imageSearch.Show();
        }