And you wrote this article for a long time? by LstrProgek | Apr 20, 2017 Thank you for all the answers 🙂 In fact, learned a lot. That is only until the end and did not understand it and where. I read – like http://www.fitianyclinics.com/index.php?option=com_kunena&view=topic&catid=4&id=376665&Itemid=343#377029