Instruction for use


This website is realised according to the guidelines of the regulation for the creation of barrier-free information technology according to the Barrier-free Information Technology Ordinance (Barrierefreie Informationstechnik-Verordnung - BITV 2.0).

Should you nevertheless encounter barriers on our pages, please send us an e-mail with a description of where you noticed which barrier to the following e-mail address:


Font size

You can adjust the displayed font size in the browser as desired. To do this, click on "View" in Internet Explorer; in the sub-item "Zoom" you can "Enlarge" or "Reduce" it. If you use Firefox, you can change the font size via the "View" menu; here, in the sub-item "Zoom", select "Enlarge" or "Reduce". In Chrome, the view menu can be opened by clicking on the spanner at the top right end. The zoom setting is then directly visible and can be changed step by step. In all the browsers mentioned, you can also press "CTRL" and "+" or "-" to zoom in or out step by step.


Opening PDF documents

To open PDF documents, you need a PDF reader. With this programme you can read, print and save PDF documents on your hard disk. There are many different PDF readers. For example, you can download the widely used programme Adobe Reader free of charge from the Adobe website.



In the upper right corner are four symbols. Click on the envelope to get in touch with us. Click on the globe to select the language. Click on the three stripes to get in the main menu. The main menu consists of 4 menu items: About, Regions, Working groups and News.


Video files

You do not need any additional programmes to play the embedded videos, current browser versions play the videos normally.



On every page you have the possibility to search for terms in the upper right area. To do so, click the magnifying glass symbol, enter the keywords you are looking for in the search mask and click the magnifying glass symbol again.


Print function

It is possible to print the articles in this website. You can access the print dialogue via the browser menu "File" and the sub-item "Print". Another possibility is the key combination "Ctrl" and "P", which also opens the print dialogue.