public function saveImageFromUrl( $email, $password, $imageUrl, $rating = 0 ){
		throw new RuntimeException( 'Not tested yet' );
		$response	= $this->callXmlRpc( $email, 'saveUrl', array(
			'password'	=> $password,
			'url'		=> $imageUrl,
			'rating'	=> $rating
		) );
		return $response[0];
	}