void SingleMessagePage_Loaded(object sender, RoutedEventArgs e)
 {
     MessageViewer.NavigateToString(CoreServices.Instance.AddCommentHTML(((Message)DataContext).body));
     MessageViewer.Navigating += new EventHandler <NavigatingEventArgs>(MessageViewer_Navigating);
 }
 public void SelectedMessageChanged(Message newSelection)
 {
     this.DataContext = newSelection;
     MessageViewer.NavigateToString(CoreServices.Instance.AddCommentHTML(newSelection.body));
 }