jansen字符串转换为xml格式

   /// <summary>
        /// json字符串转换为Xml对象
        /// </summary>
        /// <param name="sJson"></param>
        /// <returns></returns>
        public static XmlDocument Json2Xml(string sJson)
        {
            JavaScriptSerializer oSerializer = new JavaScriptSerializer();
            Dictionary<string, object> Dic = (Dictionary<string, object>)oSerializer.DeserializeObject(sJson);
            XmlDocument doc = new XmlDocument();
            XmlDeclaration xmlDec;
            xmlDec = doc.CreateXmlDeclaration("1.0", "utf-8", "yes");
            doc.InsertBefore(xmlDec, doc.DocumentElement);
            XmlElement nRoot = doc.CreateElement("root");
            doc.AppendChild(nRoot);
            foreach (KeyValuePair<string, object> item in Dic)
            {
                XmlElement element = doc.CreateElement(item.Key);
                KeyValue2Xml(element, item);
                nRoot.AppendChild(element);
            }
            return doc;
        }

        private static void KeyValue2Xml(XmlElement node, KeyValuePair<string, object> Source)
        {
            object kValue = Source.Value;
            if (kValue.GetType() == typeof(Dictionary<string, object>))
            {
                foreach (KeyValuePair<string, object> item in kValue as Dictionary<string, object>)
                {
                    XmlElement element = node.OwnerDocument.CreateElement(item.Key);
                    KeyValue2Xml(element, item);
                    node.AppendChild(element);
                }
            }
            else if (kValue.GetType() == typeof(object[]))
            {
                object[] o = kValue as object[];
                for (int i = ; i < o.Length; i++)
                {
                    XmlElement xitem = node.OwnerDocument.CreateElement("Item");
                    KeyValuePair<string, object> item = new KeyValuePair<string, object>("Item", o[i]);
                    KeyValue2Xml(xitem, item);
                    node.AppendChild(xitem);
                }

            }
            else
            {
                XmlText text = node.OwnerDocument.CreateTextNode(kValue.ToString());
                node.AppendChild(text);
            }
        }