public string[] SearchStudentAidsUseBaseCount(SearchAidsUse SearchData)
 {
     Audiometry aDB = new Audiometry();
     if (int.Parse(aDB._StaffhaveRoles[3]) == 1)
     {
         return aDB.SearchStudentAidsUseCount(SearchData);
     }
     else
     {
         return new string[2] { _noRole, _errorMsg };
     }
 }