protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { if (Session["TenDN"] != null) { Response.Redirect("~/index.aspx"); } if (Request.Cookies["Luu"] != null) { HttpCookie cookie = Request.Cookies.Get("TenDNandPass"); txtTen.Text = XLDL.GiaiMa(cookie.Values["TenDN"].ToString()); txtMatkhau.Text = XLDL.GiaiMa(cookie.Values["Pass"].ToString()); cbLuu.Checked = true; } if (Request.UrlReferrer != null) { if (Request.UrlReferrer.ToString() == XLDL.urlDangKy) { Session["url"] = "index.aspx"; } else { Session["url"] = Request.UrlReferrer.ToString(); } } else { Session["url"] = "index.aspx"; } if (Session["GHtoDN"] != null && Session["Giohang"] != null) { Label1.Visible = true; Session["GHtoDN"] = null; } else { Label1.Visible = false; } } }