It is not possible to delete your account. To do this, you should contact customer service. You can do your request to delete the account through the contact form. You can find this here: http://www.wehkamp.nl/Klantenservice/Default.aspx Moreover, calling is often a better and faster option. Customer service can be reached from 0900-9809 (cost: 20 ct / minute).
URLS:
http://wehkamp.nl