Cookie Policy


Many websites stores small files (known as ‘cookies') onto your computer to collect information about how you browse the site, in order to improve your user experience by enabling that website to ‘remember' you.

For the duration of your visit some websites use session cookies, that clear automatically when closing the browser. For repeat visits persistent cookies may be used that are stored in your browser until you change your settings otherwise.

Cookies used on

The following table summarizes the cookies used on and gives information about their purpose and expiration.






This provides information about whether the browser supports cookies.

when you close your browser


Stores information about language preference (pl.:hu_HU)

when you close your browser


This helps remembering your settings during browsing the website.

when you close your browser


Determines the number of unique visitors to the site

2 years


This works with _utmc to calculate the average length of time you spend on our site

30 minutes


This works with _utmb to calculate when you close your browser

when you close your browser


This provides information about how you reached the site (e.g. from another website or a search engine)

6 months


This helps remembering your WCAG settings.

when you close your browser


Saves a message to let us know that you have seen our cookie message.

1 year


Saves information about your search records.

when you close your browser

Manage cookies

If you prefer, it is possible to block some or all cookies, or even to delete cookies that have already been set; but you need to be aware that you might lose some functions of the website. To learn how to manage cookies, please check the section about Web browser cookies.

Most NKH websites do work without cookies, but you will lose the features and functionality listed in the table above if you choose to disable cookies.

Web browser cookies

If you don't want to receive cookies, you can modify your browser so that it notifies you when cookies are sent to it or you can refuse cookies altogether. You can also delete cookies that have already been set.

If you wish to restrict or block web browser cookies which are set on your device then you can do this through your browser settings.

Managing cookies in Firefox:

Managing cookies in Chrome:

Managin cookies in Internet Explorer:

To learn more about cookies in general, and about how to manage them on a wide variety of desktop browsers visit or

To learn more about managing cookies set by Google Analytics visit