public void showDuLieuNV()
{
gridViewNV.Rows.Clear();
DataTable dt = ey.LoadNVCanPH();
foreach (DataRow d in dt.Rows)
{
int n = gridViewNV.Rows.Add();
gridViewNV.Rows[n].Cells[0].Value = false;
gridViewNV.Rows[n].Cells[1].Value = d["MaNhanVien"].ToString();
gridViewNV.Rows[n].Cells[2].Value = d["ID"].ToString();
gridViewNV.Rows[n].Cells[3].Value = d["MaCapQuanLi"].ToString();
gridViewNV.Rows[n].Cells[4].Value = d["MaNguoiQuanLi"].ToString();
gridViewNV.Rows[n].Cells[5].Value = d["CapDoNhac"].ToString();
}
gridViewNV.Refresh();
}