private void OptionMenuAction(String sender)
        {
            switch (sender)
            {
            case "next":
                var nextList = dataAccess.GetBible(BibleDataAccess.Mode.Next);
                if (nextList != null)
                {
                    var next = new ObservableCollection <Bible>(nextList);
                    Bible.Clear();
                    Bible = next;
                }
                break;

            case "prev":
                var prevList = dataAccess.GetBible(BibleDataAccess.Mode.Prev);
                if (prevList != null)
                {
                    var prev = new ObservableCollection <Bible>(prevList);
                    Bible.Clear();
                    Bible = prev;
                }
                break;

            case "note":
                break;

            case "sermon":
                break;
            }
        }