public function setByteType($signature)
	{
		if ($signature === self::TIF_SIGNATURE_INTEL)
		{
			$this->typeLong = 'V';
			$this->typeShort = 'v';
			$this->size['type'] = IMAGETYPE_TIFF_II;
		}
		else
		{
			$this->typeLong = 'N';
			$this->typeShort = 'n';
			$this->size['type'] = IMAGETYPE_TIFF_MM;
		}
	}