Не Караван, но похожая статья http://uchulive.wordpress.com/2011/07/24/%D1%88%D0%B8%D0%BB%D0%BE%D0%B2-%D0%BF%D0%BE%D1%80%D1%82%D1%80%D0%B5%D1%82-%D1%85%D1%83%D0%B4%D0%BE%D0%B6%D0%BD%D0%B8%D0%BA%D0%B0-%D0%B8-%D1%87%D0%B5%D0%BB%D0%BE%D0%B2%D0%B5%D0%BA%D0%B0/