internal static void InitializeViewModel(this IViewModelHost page)
        {
            // create the model - ultimately we'll replace this with an IoC container...
            var model = new RegisterPageViewModel();
            model.Initialize(page);

            // set the data context...
            ((Page)page).DataContext = model;
        }
        internal static void InitializeViewModel(this IViewModelHost page)
        {
            // create the model - ultimately we'll replace this with an IoC container...
            var model = new RegisterPageViewModel();

            model.Initialize(page);

            // set the data context...
            ((Page)page).DataContext = model;
        }