//PRODUCTS BUTTONS
private void productsButton_Click(object sender, RoutedEventArgs e)
{
ProductListWindow plw = new ProductListWindow();
this.Hide();
plw.ShowDialog();
this.Show();
}
public void ShowProductList()
{
if (SelectedProduct != null)
{
temporarySelectedProduct = SelectedProduct;
ProductListCollection = db.GetProductList(temporarySelectedProduct);
_productListWindow = new ProductListWindow();
_productListWindow.ShowDialog();
}
}