public function index($id = null)
{
if ($id) {
$form_entries = FormEntry::where('form_id', $id)->get();
} else {
$form_entries = FormEntry::all();
}
$this->layout->title = 'Form Entries';
$this->layout->content = View::make('forms::index')->with('form_id', $id)->with('form_entries', $form_entries);
}