private void KiemTraTruocKhiXoa() { string maphieu = Session["maphieu"].ToString(); string macongty = Session["congty"].ToString(); int buocduyet = 1; int capduyet = 1; Abcon kiemtra = AbconBUS.KiemTraPhieu(maphieu, macongty, capduyet, buocduyet); if (kiemtra.abrult == true && kiemtra.Yn == 1) { btnHuy.Visible = false; } else { btnHuy.Visible = true; string ngonngu = Session["languege"].ToString(); if (ngonngu == "lbl_VN") { btnHuy.Text = "Hủy Phiếu Đã Gửi"; btnBack.Text = "Trở Về"; } else { if (ngonngu == "lbl_TW") { btnHuy.Text = "删除已寄出档案"; btnBack.Text = "背部"; } else { btnHuy.Text = "Cancel"; btnBack.Text = "背部"; } } } }