public function execute($url, $queueOptions = array()) {
		$queue = new ZendJobQueue();

		// Add the name of this class as the name of the job
		$queueOptions = array_merge(
			array('name' => get_class($this)),
			$queueOptions
		);

		$id = $queue->createHttpJob(
			$url,
			array(
				'obj' => base64_encode(serialize($this))
			),
			$queueOptions
		);

		// ZendJobQueue::createHttpJob()returns an int id we can use to check
		// the status of the job
		return $id;
	}