function _parsegif($file)

{

	//Extract info from a GIF file (via PNG conversion)

	if(!function_exists('imagepng'))

		$this->Error('GD extension is required for GIF support');

	if(!function_exists('imagecreatefromgif'))

		$this->Error('GD has no GIF read support');

	$im=imagecreatefromgif($file);

	if(!$im)

		$this->Error('Missing or incorrect image file: '.$file);

	imageinterlace($im,0);

	$tmp=tempnam('.','gif');

	if(!$tmp)

		$this->Error('Unable to create a temporary file');

	if(!imagepng($im,$tmp))

		$this->Error('Error while saving to temporary file');

	imagedestroy($im);

	$info=$this->_parsepng($tmp);

	unlink($tmp);

	return $info;

}