public GuidanceRepository()
 {
     _sqlHelper=new SqlHelper();
 }
 public LunchListRepository()
 {
     _sqlHelper = new SqlHelper();
 }
 public ContactRepository()
 {
     _sqlHelper = new SqlHelper();
 }
 public PhotoGaleryRepository()
 {
     _sqlHelper = new SqlHelper();
 }
 public ChapterRepository()
 {
     _sqlHelper = new SqlHelper();
 }