public function getFavoriteIcon( $throwException = TRUE )
	{
		$values	= array(
			'apple-touch-icon',
			'APPLE-TOUCH-ICON',
			'shortcut icon',
			'SHORTCUT ICON',
			'icon',
			'ICON',
		);
		foreach( $values as $value )
		{
			$tags	= $this->getTags( 'link', 'rel', $value );
			if( count( $tags ) )
				return $tags[0]->getAttribute( 'href' );
		}
		if( $throwException )
			throw new RuntimeException( 'No Favorite Icon Link Tag found.' );
		return "";
	}