Return an XmlSerializer to override the root serialization.

  /// <summary>
        /// Return an XmlSerializer to override the root serialization.
        /// </summary>
        /// <param name="objType"></param>
        /// <returns></returns>
        private static XmlSerializer CreateOverrider(Type objType)
        {
            // Create an XmlRootAttribute overloaded constructer
            //and set its namespace.
            XmlRootAttribute myXmlRootAttribute =
                           new XmlRootAttribute("root");
            myXmlRootAttribute.Namespace = "";
            // Create the Serializer, and return it.
            XmlSerializer myXmlSerializer = new XmlSerializer
               (objType, myXmlRootAttribute);
            return myXmlSerializer;
        }