public function postAjaxPagesBlocksOrderSave()
 {
     if (!Request::ajax()) {
         App::abort(404);
     }
     $poss = Input::get('poss');
     $pls = PageBlock::whereIn('id', $poss)->get();
     if ($pls) {
         foreach ($pls as $pl) {
             $pl->order = array_search($pl->id, $poss);
             $pl->save();
         }
         ## Clear & reload pages cache
         Page::drop_cache();
         Page::preload();
     }
     return Response::make('1');
 }