protected void Page_Load(object sender, EventArgs e)
        {
            if (!System.Web.HttpContext.Current.User.Identity.IsAuthenticated)
                Response.Redirect("~/Account/Login.aspx");

            if (!IsPostBack)
            {
                lblCNPJ.InnerText = HttpUtility.HtmlDecode(Request.QueryString["Cnpj"]);
                lblRazaoSocial.InnerText = HttpUtility.HtmlDecode(Request.QueryString["Nome"]);

                Denuncia denuncia = new Denuncia();
                if (denuncia.Existe(lblCNPJ.InnerText, HttpContext.Current.User.Identity.Name) == true)
                {
                    Response.Redirect(String.Format("~/DenunciaMsg.aspx?Retorno=close&IdDenuncia={0}", denuncia.IdDenuncia.ToString()));
                }
            }
        }