private void FocusContent()
{
var context = DataContext as ReadableArticleViewModel;
if (context != null)
context.ContentIsFocused = true;
selfTextView.IsHitTestVisible = true;
disabledRect.IsHitTestVisible = false;
selfTextView.Focus();
disabledRect.Opacity = 0.0;
appBar.Opacity = .80;
}