Our website could have plug-ins from the social network Facebook. com, operated by Facebook Inc., 1601 S California Avenue, Palo Alto, CA 94303, USA (Facebook). In particular, it could be add-ons like the Facebook "Like" or "I like" button or similar. If you access one of our websites that is equipped with such plug-ins, your internet browser will establish a direct connection with the Facebook server and the plug-in will be displayed on the screen through communication with your browser. The plugin will inform the Facebook server which of our websites you have visited. If you have a Facebook profile and are logged into your Facebook user account, when you visit our website, Facebook will transfer this information to your Facebook user account. Using any of the plug-in functions (eg clicking the Like button, or leaving a comment), this information will also be transferred to your user account on Facebook. Additional information about the collection and use of data by Facebook about the rights and possibilities of protecting your privacy in this context can be found<br>in the data protection information on Facebook. In order to prevent Facebook from connecting your visit to our website with your Facebook account, you must log out of your Facebook account before visiting our website. Similar conditions apply to other networks listed on our websites.