private void loadMoreButton_Click(object sender, RoutedEventArgs e)
 {
     loadMoreButton.IsEnabled       = false;
     TopProgressBar.IsIndeterminate = true;
     TopProgressBar.Visibility      = System.Windows.Visibility.Visible;
     Top250HtmlParser.parseTop250();
 }
 private void loadTopPivotItem()
 {
     // Get top 250 movie
     top250LongListSelector.ItemsSource = Top250HtmlParser.observableMovieList;
     loadMoreButton.IsEnabled           = false;
     TopProgressBar.IsIndeterminate     = true;
     TopProgressBar.Visibility          = System.Windows.Visibility.Visible;
     Top250HtmlParser.progressBar       = TopProgressBar;
     Top250HtmlParser.loadText          = loadText;
     Top250HtmlParser.loadMoreButton    = loadMoreButton;
     Top250HtmlParser.loaded            = top250Loaded;
     Top250HtmlParser.parseTop250();
 }