Introduction uses cookies when offering its services. Read below for more information.


  • We make use of cookies on this website. A cookie is a simple small file that is sent along with pages from this website and stored by your browser on the hard drive of your computer.

  • We use cookies to display non-personalized advertisements (Google Adsense). Our provider uses anonymous user statistics, we cannot block this cookie.

  • You can disable these cookies via your browser, but this can adversely affect the functioning of our website (see further 'Delete or disable cookies').
  • Google places non-personalized cookies on your computer. These cookies are used to display advertisements and are 'NOT' linked to your personal profile.

  • More information about how and what Google does with your data can be found via this link: Privacy Google
  • Necessary cookie: uuid: The system uses this cookie to know if the user has closed the notifications on the pages and which ones he / she has closed.

  • Necessary cookie: PHPSESSID: It is used to establish a visitor session and to transmit status data via a temporary cookie, which is often referred to as a session cookie. The PHPSESSID will be removed when the visitor closes the page. This cookie is mainly used for security reasons.

  • Advertising cookies: _GADS, IDE, DSID, NID: Cookies from DoubleClick, part of Google. Used to make non-personalized ads more attractive. The DSID cookie is stored for 2 weeks, the NID Cookie is stored for 6 months, the IDE and _GADS cookie are stored for 1 year.
  • Have you read this cookie policy carefully, but do you still have questions about the cookies we use? Then you can always formulate the question by e-mail to
  • You can of course also disable or delete our cookies. Keep in mind that our site may not work optimally. How you can disable or delete cookies is explained here: