private void CarregaGrid()
    {
        FeedBackBD feedBD = new FeedBackBD();
        DataSet    ds     = feedBD.SelectAll();

        gdvFeedback.DataSource = ds.Tables[0].DefaultView;
        gdvFeedback.DataBind();
    }
    protected void btnEnviar_Click(object sender, EventArgs e)
    {
        FeedBack   feed   = new FeedBack();
        FeedBackBD feedBD = new FeedBackBD();
        Cliente    cli    = new Cliente();

        feed.Nota      = Convert.ToInt32(rblFeedBack.SelectedItem.Value);
        feed.Descricao = Convert.ToString(txtFeedBack.Text);

        //ira receber o id do cliente que esta dando o feedback
        feed.PesCodigo = Convert.ToInt32(Session["Cliente"]);

        feedBD.Insert(feed);
        Response.Redirect("HomePageCliente.aspx");
    }