Security Level: All-users
In many situations, the state of the blocklayered navigation is not correct when the user presses the back button in the browser.
Steps to reproduce:
1. Go to following url: http://www.radiatorreus.nl/7/vlaklamel
2. Select "Fabrikant" Jaga.
3. Click on a product to view the product.
4. Press "Back" button of browser.
5. see the result, selection in blocklayered is gone.