protected void DoEditSubmitUser(string username)
        {
            AppUser u = new AppUser();

            // validate data
            u._username = username;
            //FIX
            if (!String.IsNullOrEmpty(Request["passwd"]))  // Check validate???
                u._passwd = AppUser.GetMD5Encoded(Request["passwd"]);
            u._firstname = Request["firstname"];
            u._surname = Request["surname"];
            u._roleId = Int32.Parse(Request["role_id"]);
            u._branchID = Int32.Parse(Request["branch_id"]);

            // Save to DB
            DBManager db = new MySQLDBManager(Config.DB_SERVER, Config.DB_NAME, Config.DB_USER, Config.DB_PASSWORD, Config.DB_CHAR_ENC);
            db.Connect();
            u.UpdateToDB(db);
            db.Close();
        }