protected void btnAdd_Click(object sender, EventArgs e)
    {
        string title   = this.txttitle.Text;
        string name    = this.txtname.Text;
        string email   = this.txtemail.Text;
        string htp     = this.txthtp.Text;
        string neirong = this.txtneirong.Text;


        AirTicketWeb.Model.Post model = new AirTicketWeb.Model.Post();
        model.title   = title;
        model.name    = name;
        model.email   = email;
        model.htp     = htp;
        model.neirong = neirong;


        AirTicketWeb.BLL.Post bll = new AirTicketWeb.BLL.Post();
        bll.Add(model);

        Maticsoft.DBUtility.js.AlertAndRedirect("Success! Thanks for your recomandation.", "liuyanban.aspx");
    }