private void NavigateToViewMethod(string destination)
        {
            switch (destination)
            {
            case "ClientDisplay":
                CurrentViewModel = new ClientDisplayViewModel();
                break;

            case "ClientAccountDisplay":
                CurrentViewModel = new ClientAccountDisplayViewModel();
                break;

            case "ClientAccountReport":
                CurrentViewModel = new ClientAccountReportViewModel();
                break;

            default:
                break;
            }
        }
 public ClientViewModel()
 {
     _currentViewModel = new ClientDisplayViewModel();
 }