Cookies are small text files stored on your hard drive by the web browser. They are necessary for this website to operate properly. This website uses them to store login data, selected language and information if user agreed to cookies policy.
Without cookie files, you would have to login again every time you clicked on a link on this website. It would be also impossible to know which language was selected for presenting content, so the website could support only one language.
If you do not agree to store cookie files on your computer, please close this website.
You can read more about cookie files at https://en.wikipedia.org/wiki/HTTP_cookie
The administrator of your personal data is:
PROGNETDEV Tomasz Sikora