public string[] setStaffCreditDataBase(CreateStaffUpgrade setStaffUpgradeData)
 {
     StaffDataBase sDB = new StaffDataBase();
     sDB.personnelFunction();
     if (int.Parse(sDB._StaffhaveRoles[1]) == 1)
     {
         return sDB.setStaffCreditDataBase(setStaffUpgradeData);
     }
     else
     {
         return new string[2] { _noRole, _errorMsg };
     }
 }