protected void Eliminar_onClick(object sender, EventArgs e) { int id_orden; CheckBox chb; string query = ""; Orden o = new Orden(); for (int i = 0; i < GVOrdenes.Rows.Count; i++) { chb = (CheckBox)GVOrdenes.Rows[i].FindControl("ChBEliminar"); if (chb.Checked) { id_orden = int.Parse(((LinkButton)GVOrdenes.Rows[i].FindControl("LBNoOrden")).CommandName); o.Delete(id_orden); } } if (Request.QueryString["id_usuario"] != null) { query = "?id_usuario=" + Request.QueryString["id_usuario"]; } Response.Redirect("Visor_Ordenes.aspx" + query); }