public function getFilterById()
{
$title = 'Entrega inmediata';
$input = Input::all();
$instants = Instant::where('id', '=', $input['idInstant'])->orderBy('id', 'desc')->paginate(6);
$filterInstant = 'Entrega inmediata con código ' . $input['idInstant'] . '</strong>';
return View::make('instants.index')->with(compact('title', 'instants', 'filterInstant', 'input'));
}