public function index()
 {
     $input = Input::all();
     $rules = array('search' => 'required');
     if (isset($input['search'])) {
         $validator = Validator::make(Input::all(), $rules);
         if ($validator->passes()) {
             $obj = Objections::search($input);
         } else {
             $obj = Objections::search(array());
         }
     } else {
         $obj = Objections::search(array());
     }
     return View::make('objections.list', array('data' => $obj, 'search' => $input));
 }