protected void btnAdd_Click(object sender, EventArgs e) { SeriesBiz pBiz = new SeriesBiz(); lwg_Series p; if (string.IsNullOrEmpty(hdfID.Value)) { p = new lwg_Series(); lblNote.Text = "Insert error, please try again"; } else { p = pBiz.GetByID(int.Parse(hdfID.Value)); lblNote.Text = "Update error, please try again"; } if (p != null) { p.Name = txtName.Text; if (pBiz.SaveSeries(p)) { rptSeries.DataSource = pBiz.GetListSeries(); rptSeries.DataBind(); txtName.Text = string.Empty; pnEditSeries.Visible = false; pnListSeries.Visible = true; return; } } lblNote.Visible = true; }