protected void Application_AcquireRequestState(object sender, EventArgs e)
        {
            //ставим десятичный разделитель - точку
            var cInfo = Thread.CurrentThread.CurrentCulture.Clone() as CultureInfo;

            cInfo.NumberFormat.NumberDecimalSeparator = ".";
            cInfo.NumberFormat.CurrencyGroupSeparator = ".";
            cInfo.NumberFormat.PercentDecimalSeparator = ".";

            Thread.CurrentThread.CurrentCulture = cInfo;
            Thread.CurrentThread.CurrentUICulture = cInfo;
        }