???????? ??????? ??? ?????? ?????????? ?? ?????????? ??????, ??????? ??, ?? ??????? ??, ?? ??????????? ? JavaScript ?? ?????????? ????? ????? ???????????? ?? ????????.??? ???? ?????, Microsoft Promoting ?? ???????? ????? ???? IP handle ? user-agent string so that ???? ?????????? ????????? ????? ????????? ?????? ???????? ? ???? ?? ?????????????.???