Plugins from the social network Facebook, 1601 South California Avenue, Palo Alto, CA 94304, USA, are embedded in our site. You can recognise Facebook plugins by the Facebook logo or the "Like" button on the site's pages. For a summary of Facebook plugins, please click here: http://developers.facebook.com/docs/plugins/.
Whenever you visit our pages, the plugin establishes a direct link between your browser and the Facebook server. This notifies Facebook that you visited our site with your IP address. If you click Facebook's "Like" button while logged in to your Facebook account, you can link content from our pages to your Facebook profile. This will allow Facebook to match your visit to our site with your user account. We would like to point out that we, as the provider of the website, are not notified by Facebook of the content of any data sent nor the purpose for which they will be used. For additional information on this topic, please refer to Facebook's data protection declaration at http://de-de.facebook.com/policy.php. If you do not want Facebook to be able to match your visit to our website to your Facebook user account, please log out of your Facebook user account.
Functions offered by Twitter are embedded in our pages. These functions are offered by Twitter Inc., 1355 Market Street, Suite 900, San Francisco, CA 94103, USA. By using Twitter and the "Retweet" function, the sites you visit will be linked to your Twitter account and also revealed to other users. Additionally, this will cause data to be sent to Twitter. We would like to point out that we, as the provider of the website, are not notified by Twitter of the content of any data sent nor the purpose for which they will be used. For additional information on this topic, please refer to Twitter's data protection declaration at http://twitter.com/privacy. You can change your data protection settings at Twitter under your account settings at http://twitter.com/account/settings.