public static function get(LanguageInterface $language = null, $application_name = null) {
		if (!isset(self::$translation[$language->name_short]) OR self::$translation[$language->name_short]->application_name != $application_name) {
			self::$translation[$language->name_short] = new self($language, $application_name);
		}

		return self::$translation[$language->name_short];
	}