public function getAddFriend($id)
 {
     $user = new Friend();
     $friend = new Friend();
     $user->user1_id = Auth::id();
     $user->user2_id = $id;
     $user->invited_by = Auth::id();
     $user->touch();
     $user->save();
     $friend->user2_id = Auth::id();
     $friend->user1_id = $id;
     $friend->invited_by = Auth::id();
     $friend->touch();
     $friend->save();
     $user = User::find($id);
     $user->newNotification()->withType('friend_invite')->withSender($user->id)->withSubject($user->name . ' ' . $user->surname . ' invited you!')->withBody('Go to her/his profile')->regarding($user)->deliver();
     return Redirect::back();
 }