public bool syncEnd(string uId, string key)
        {
            RequestManager rq = new RequestManager();
            string req = string.Format("userId={0}&clientKey={1}", uId, key);
            HttpWebResponse test = rq.SendPOSTRequest("http://210.118.74.120:8080/cu/api/syncEnd", req, null, null, true);
            string result = rq.GetResponseContent(test);
            dynamic jsonStr = JsonConvert.DeserializeObject(result);
            string r = jsonStr["result"];
            if (r.Equals("true"))
            {
                return true;
            }
            else
            {
                return false;
            }

        }
 public string testLogin(string uId, string pwd)
 {
     RequestManager rq = new RequestManager();
     userID = uId;
     string req = string.Format("userId={0}&password={1}", userID, pwd);            
     HttpWebResponse test = rq.SendPOSTRequest("http://210.118.74.120:8080/cu/api/login", req, null, null, true);
     string result = rq.GetResponseContent(test);
     dynamic jsonStr = JsonConvert.DeserializeObject(result);            
     aKey = jsonStr["clientKey"];
     return aKey;
 }