public function addDesignation($id)
 {
     $in = Input::all();
     $rules = ['duration' => 'required|numeric|min:1'];
     $validation = Validator::make($in, $rules);
     if ($validation->passes()) {
         $qgp = QuizGroupPage::create(['quizID' => $id, 'grouppageID' => $in['group'], 'OwnerID' => Auth::user()->StudentID, 'deadline' => $in['deadline'] . ' ' . $in['time'], 'duration' => $in['duration']]);
         GroupPagePost::create(['grouppageID' => $in['group'], 'StudentID' => Auth::user()->StudentID, 'Message' => '<h5>Activity name:</h5>Christmas Party<br/><h5>Description:</h5>Celebration<br/><span class="timeago">Deadline: ' . $qgp->created_at . '</span><p>Kindly check your activities Tab</p>']);
         return Redirect::to('/')->with('message', 'Group quiz designated successfully')->with('url', '/quiz/view/designation/' . $id);
     }
     return Redirect::to('/')->with('message', 'Error quiz designation');
 }