protected void insertOrder(object sender, EventArgs e)
{
dto.Tourid = int.Parse(Request.QueryString["id"]);
dto.Hoten = txtHoten.Text;
dto.Email = Email.Text;
dto.Date = DateTime.Now;
dto.Note = "";
bus.insertOrder(dto.Hoten, dto.Tourid, dto.Date, dto.Note, dto.Email);
}