Our web pages contain plug-ins from the social network Facebook, provider Facebook Inc., 1 Hacker Way, Menlo Park, California 94025, USA. You can recognise the Facebook plug-in by the Facebook logo or “Like button” on our page. You can find an overview of Facebook plug-ins here: https://developers.facebook.com/docs/plugins/. When you visit our web pages, a direct connection is established between your browser and the Facebook server via the plug-in. Facebook therefore receives the information that you have visited our page using your IP address. If you click the Facebook “Like button” while you are logged into your Facebook account, you can link the contents of our pages to your Facebook profile. This enables Facebook to associate your visit to our pages with your user account. We would like to point out that, as the provider of the pages, we have no knowledge of the content of the data transmitted or how it is used by Facebook. Further information can be found in Facebook’s privacy policy at https://de-de.facebook.com/policy.php. If you do not want Facebook to be able to assign your visit to our pages to your Facebook user account, please log out of your Facebook user account.