protected void Page_Load(object sender, EventArgs e)
{
if (IsPostBack)
{
var txtfullname = Request.Form["txtfullname"];
var txtbirhday = Request.Form["txtbirthday"];
var txtUserName = Request.Form["txtuser"];
var txtPassWord = Request.Form["txtpassword"];
dt.DangNhap_Insert1(txtfullname, txtbirhday, txtUserName, txtPassWord);
lbthongbao.Text = "đăng ký thành công ";
Response.Redirect("index.aspx");
}
}