Troubles with ordering and paying for AVAST 2015 PRO subscription

This is a client of mine who wants to extend her existing AVAST subscribtion, which is only still valid for a couple of days. (Dutch locale)

http://home.zonnet.nl/galien8/Images/lvdavast.jpg

Shopping cart PAGE is empty and there is no way to continue, we both tried everything, there is NO way to order or to pay, we want to pay bij Credit Card

have you submited a support ticket? http://support.avast.com

I filled in the submit ticket form on behave of client, but I do not get conformation on website or by email, shall I submit a ticket about that too? ;D

Try directly at the store: https://www.avast.com/nl-nl/store