code: public static Behavior getHeaderContributorForFavicon()
  	{
  		return new Behavior()
  		{
  			private static final long serialVersionUID = 1L;
  
  			@Override
  			public void renderHead(final Component component, final IHeaderResponse response)
  			{
  				super.renderHead(component, response);
  				response.render(new StringHeaderItem(
  					"<link type=\"image/x-icon\" rel=\"shortcut icon\" href=\"favicon.ico\" />"));
  			}
  		};
  	}
docs: Gets the header contributor for favicon.
  
  @return the header contributor for favicon