For so long time is cookies stores
Cookies delete themselves after a certain number of months (may vary), but they are renewed after each visit.
How to delete cookies
Find a (danish) guide here: http://minecookies.org/cookiehandtering
How to avoid cookies?
If you don’t wish to receive cookies, you can block them. Find a (danish) guide here: http://minecookies.org/cookiehandtering
What cookies are used for on our website
Technical functionality so we are able to remember your preferences. Traffic metric, so we know how many people visit our site (Google Analytics). User ID, so you automatically log in to the page. It is important to emphasize that your code is not stored in a cookie, but only a unique key is stored which will identify you to the site the next time you come back. Support for third-party content and features, such as Facebook, ShareThis, Twitter, AddThis, etc.
Google Analytics (traffic measurement)