code: public static Fragment newFragment(final String id, final String markupId,
  		final MarkupContainer markupProvider)
  	{
  		return newFragment(id, markupId, markupProvider, null);
  	}
docs: Factory method for create a new {@link Fragment}.
  
  @param id
  the id
  @param markupId
  The associated id of the associated markup fragment
  @param markupProvider
  The component whose markup contains the fragment's markup
  @return The new {@link Fragment}.