private double ChangeDataToD(string strData)
        {
            decimal dData = 0.0M;
            try
            {
                if (strData.Contains("E") || strData.Contains("e"))
                {
                    strData = strData.Substring(0, strData.Length - 1).Trim();
                    dData = Convert.ToDecimal(Decimal.Parse(strData.ToString(), System.Globalization.NumberStyles.Float));
                }
                else
                {
                    dData = decimal.Parse(strData);
                }
            }
            catch (Exception)
            {
                dData = 0;
            }
            return double.Parse(dData.ToString());
        }