/// <summary>
        ///用户列表JSON
        /// </summary>
        /// <param name="keyword">模糊查询</param>
        /// <returns></returns>
        public ActionResult OptionUserJson(string keyword)
        {
            BaseUserBll   userBLL  = new BaseUserBll();
            DataTable     ListData = userBLL.OptionUserList(keyword);
            StringBuilder sb       = new StringBuilder();

            sb.Append("[");
            if (!DataHelper.IsExistRows(ListData))
            {
                foreach (DataRow item in ListData.Rows)
                {
                    sb.Append("{");
                    sb.Append("\"id\":\"" + item["userid"] + "\",");
                    sb.Append("\"text\":\"" + item["realname"] + "(" + item["account"] + ")\",");
                    sb.Append("\"account\":\"" + item["account"] + "\",");
                    sb.Append("\"code\":\"" + item["code"] + "\",");
                    sb.Append("\"realname\":\"" + item["realname"] + "\",");
                    string Genderimg = "user_female.png";
                    if (item["Gender"].ToString() == "男")
                    {
                        Genderimg = "user_green.png";
                    }
                    sb.Append("\"img\":\"/Content/Images/Icon16/" + Genderimg + "\",");
                    sb.Append("\"isexpand\":true,");
                    sb.Append("\"hasChildren\":false");
                    sb.Append("},");
                }
                sb = sb.Remove(sb.Length - 1, 1);
            }
            sb.Append("]");
            return(Content(sb.ToString()));
        }
        /// <summary>
        /// 查询前面50条用户信息(返回JSON)
        /// </summary>
        /// <param name="keywords">查询关键字</param>
        /// <returns></returns>
        public ActionResult Autocomplete(string keywords)
        {
            DataTable ListData = base_userbll.OptionUserList(keywords);

            return(Content(ListData.ToJson()));
        }