protected void Page_Load(object sender, EventArgs e) { if (HttpContext.Current.User.Identity.Name != "")//si esta logueado { ncategoria = new NCategoria(); if (Request.QueryString["Id"] != null) //si esta con parametros { if (!IsPostBack) { int i = System.Convert.ToInt32(Request.QueryString["Id"]); DCategoria c = ncategoria.ObtenerCategoria(i); TextBox3.Text = c.Id1.ToString(); TextBox1.Text = c.Nombre1; TextBox2.Text = c.Descripcion1; ImageButton2.Visible = true; } } else { ide.Visible = false; } } else { Redireccion("Login.aspx"); } }