public FriendsForm OpenFriendsForm()
        {
            FriendsForm friendsForm = new FriendsForm();

            openForm(friendsForm);

            new Thread(() =>
            {
                // Load friends:
                Collection <User> friends = LoggedInUser.Friends;

                // Invoke UI thread to show the friends
                friendsForm.Invoke(new Action(() =>
                                              friendsForm.Friends = friends));
            }).Start();

            return(friendsForm);
        }
        public override void Open(INavigator i_Navigator)
        {
            FriendsForm friendsForm = i_Navigator.OpenFriendsForm();

            friendsForm.InitialSelectedFriend = Friend;
        }