public function modifyActivities($user_id, $id)
 {
     $user = UserMod::where('id', $user_id)->where('role', '=', 'Administrator')->first();
     if (UserMod::where('id', $user_id)->where('role', '=', 'Administrator')->exists()) {
         Session::flash('no_module', "No module information existed in our records for this activity");
         $module = Module::get();
         $activity = Activity::with('module')->find($id);
         $sessions = ActSession::where('activity_id', $id)->get();
         return View::make("Admin-activities-edit")->with('activity', $activity)->with('module', $module)->with('user', $user)->with('sessions', $sessions);
     } else {
         Session::flash('failed', "Something went wrong, please try again!");
         return back()->withInput();
     }
 }