code: @SuppressWarnings("unchecked")
  	public <V extends View> V findView(View containerView, int id) {
  		return (V)containerView.findViewById(id);
  	}
docs: Finds a view that was identified by the id attribute from the {@link View} view.
  
  @param containerView The view that contains the view to find.
  @param id The id to search for.
  @param <V> The {@link View} class.
  @return The view if found or null otherwise.