public function version($for='')
	{
		switch (strtolower($for))
		{
			case 'major':
				return $this->major();
			break;

			case 'minor':
				return $this->minor();
			break;

			case 'platform':
				return $this->platformVersion();
			break;

			default:
				return $this->majorVersion . '.' . $this->minorVersion;
			break;
		}
	}