public List<CreateTeacherSystem> getTeacherTemperatureData(string StaffID, string Year, string Month)
 {
     AdministrationDataBase aDB = new AdministrationDataBase();
     aDB.caseBTFunction();
     if (int.Parse(aDB._StaffhaveRoles[2]) == 1)
     {
         return aDB.getTeacherTemperatureData(StaffID, Year, Month);
     }
     return null;
 }