protected void Button1_Click1(object sender, EventArgs e) { dalPDN dal = new dalPDN(); string maphieu = Session["maphieu"].ToString(); string macongty = Session["congty"].ToString(); string themhang = (string)Session["themhang"]; string mahangd = (string)Session["mahangd"]; string sizeD = (string)Session["sizeD"]; string donvitinhD = (string)Session["donvitinhD"]; string SoLuongD = (string)Session["SoLuongD"]; string tenhang1 = txtAutoComplete.Text; string tenhang2 = (string)Session["tenhang"]; string ghichu = txtGhiChu.Text; string tenhang = tenhang2 + tenhang1; if (themhang != null) { dal.CapNhatPhieuMuaHangDich(macongty, mahangd, maphieu, sizeD, tenhang, ghichu); // HienThiPhieuMuaHang(); HienThiDanhSach(); btncomplete.Enabled = true; btncomplete.Attributes.CssStyle.Add("opacity", "100"); } txtAutoComplete.Text = ""; txtGhiChu.Text = ""; Session.Remove("themhang"); Session.Remove("mahangd"); Session.Remove("sizeD"); Session.Remove("donvitinhD"); Session.Remove("tenhang"); Session.Remove("SoLuongD"); }