// GET api/<controller>/5
        public Hashtable Get(int id)
        {
            Hashtable        res = new Hashtable();
            List <Hashtable> ls  = new List <Hashtable>();
            int       admin      = UserInfo.GetUserIdFromCookie(HttpContext.Current);
            string    auth       = UserInfo.GetAuthFromCookie(HttpContext.Current);
            GroupInfo ai         = new GroupInfo();

            if (!auth.Equals("group"))
            {
                foreach (group_admin i in ai.GetGroupInfo(0, 10, id)) // admin = 1
                {
                    Hashtable ht = new Hashtable();
                    ht.Add("id", i.group_id_in_area);
                    ht.Add("name", i.id_group_admin);
                    ls.Add(ht);
                }
            }
            else
            {
                Hashtable ht = new Hashtable();
                ht.Add("id", admin);
                ht.Add("name", ai.GetGroupName(admin));
                ls.Add(ht);
            }
            res.Add("code", 20000);
            res.Add("data", ls);
            return(res);
        }