public static void LoadLapBaoCaoThang()
        {
            DataTable dtYear = DAO_LapBaoCaoThang.GetTableOfYears();

            foreach (DataRow dr in dtYear.Rows)
            {
                mListYears.Add(dr[COLUMN_NAM].ToString());
            }

            foreach (string year in mListYears)
            {
                DataTable     dtMonth    = DAO_LapBaoCaoThang.GetTableOfMonths(year);
                List <string> listMonths = new List <string>();
                foreach (DataRow dr in dtMonth.Rows)
                {
                    listMonths.Add(dr[COLUMN_THANG].ToString());
                }
                mListMonths.Add(listMonths);
            }
        }
 public static DataTable GetBaoCaoThang(string month, string year)
 {
     return(DAO_LapBaoCaoThang.GetBaoCaoThang(month, year));
 }