private void ViewModelChanged(object sender, DependencyPropertyChangedEventArgs e)
        {
            this.viewModel_ = this.DataContext as StepDownKIResultViewModel;

            this.commonResultGrid_.Children.Add(this.viewModel_.CommonResultViewModel_.View_);
            this.underylingInfoGrid_.Children.Add(this.viewModel_.UnderylingInfoResultViewModel_.View_);
        }
        private void ViewModelChanged(object sender, DependencyPropertyChangedEventArgs e)
        {
            this.viewModel_ = this.DataContext as StepDownKIResultViewModel;

            this.commonResultGrid_.Children.Add(this.viewModel_.CommonResultViewModel_.View_);
            this.underylingInfoGrid_.Children.Add(this.viewModel_.UnderylingInfoResultViewModel_.View_);

        }