/// <summary>
        /// Hexa decimal to String
        /// </summary>
        /// <param name="HexString">hexa decimal string</param>
        /// <returns>int</returns>
        public static int HexToInteger(string HexString)
        {
            return int.Parse(HexString, System.Globalization.NumberStyles.HexNumber);
        }

        /// <summary>
        /// Integer to Hexa decimal string
        /// </summary>
        /// <param name="IntValue">int</param>
        /// <returns>hexa decimal string</returns>
        public static string IntegerToHex(int IntValue)
        {
            return IntValue.ToString("X");
        }