public static function upperCaseTitle($string){

		// Only transform to lowercase if title is more than a single word

		if(strpos($string, ' ') !== false){

			if(strtoupper($string) == $string) $string = strtolower($string);
		}

		$string = ucwords($string);

		$string = str_replace(self::_getAdpositions(),
			self::_getAdpositions(true), $string);

		return ucfirst($string);
	}