public function store(InsertSubjectRequest $request)
 {
     if (Session::has('id') && Session::get('type') === 'SuperAdmin') {
         $name_of_sub = Input::get('subject_name');
         $subject = new Subject_List();
         $subject->subject_name = $name_of_sub;
         $subject['created_at'] = Carbon::now();
         $subject->save(array($request));
         $subject = Subject_List::all();
         return View::make('super', array('subjects' => $subject));
     } else {
         echo 'You are not authorized';
     }
 }