protected void BT_Modificar_Click(object sender, EventArgs e) { UUser datos = new UUser(); LUser user = new LUser(); ClientScriptManager cm = this.ClientScript; datos.User_id = int.Parse(Session["id_mesa"].ToString()); user.eliminarmesa(datos); this.RegisterStartupScript("mensaje", "<script type='text/javascript'>alert('Mesa Eliminada Correctamente');window.location=\"ListarMesas.aspx\"</script>"); }