To make this site work properly, we sometimes place small data files called cookies on your device. Most websites do this too.

What are cookies?

A cookie is a small text file that a website saves on your computer or mobile device when you visit the site. It enables the website to remember your actions and preferences (such as login, language, font size and other display preferences) over a period of time, so you don’t have to keep re-entering them whenever you come back to the site or browse from one page to another.

How do we use cookies?

We use cookies to to store varuous information. There are two types of cookies – permanent and session. Session cookies are deleted after browser is closed, permanent stay for longer (but limited) time.

Here is a list cookies we store. These cookies do not require user permission to store (according to European cookie and data protection laws):

  • Store language choise – this is done so you don’t have to choose language every time you enter the site.
  • Session cookie – this cookie is used to store php session id. The php session is used to store various information between the pages, such as error and info messages.
  • A cookie to store your answer of accepting/rejecting usage of cookies.
  • Third parties use cookies to personalise content and ads, to provide social media features and to analyse traffic.

How to control cookies

You can control and/or delete cookies as you wish – for details, see You can delete all cookies that are already on your computer and you can set most browsers to prevent them from being placed. If you do this, however, you may have to manually adjust some preferences every time you visit a site and some services and functionalities may not work.
[Use the following sentence only if you use cookies that need informed consent. You should also implement the Cookie Consent Kit on this page. More info on the CCK documentation page. ]
You can easily accept or reject the cookies on this site by choosing one of the following links: I accept cookies / I refuse cookies.