Help

To view the PDF files that can be downloaded from our Web site, you will need Adobe Reader. You can download it free of charge from the Internet:

To view the animations on this web site, you will need the current version of the Adobe Flash Player for your browser. You can download it free of charge from the Internet:

To play audio or video files downloaded from out web site, you will need player software like RealPlayer, Windows Media Player or Apple QuickTime. You can download free versions of these programs from the Internet:

To open ZIP-Files that can be downloaded from our web site, you will need the program 7-ZIP. You can download it free of charge From the Internet:

For using XLS files, you need Microsoft Office Excel or Microsoft Excel Viewer; Microsoft Office Excel is licensed software. You can download Microsoft Execel Viewer free of charge from Microsoft's web site:

This Web site has been optimized for use with the following browsers:

• Microsoft Internet Explorer 6 (Windows XP)
• Microsoft Internet Explorer 7 (Windows Vista, Windows XP)
  
• Mozilla Firefox 3 (Mac OS X, Windows XP)

You will find additional information these browsers and downloads of the latest browser versions here:

For the best possible use of our Web site we recommend a screen resolution of 1024 x 768 pixels. If you use a lower resolution of 800 x 600 pixels because you have an older monitor, you can access content that is outside of your view by using the scrollbars at the bottom of the screen.

The Web site fulfills all the requirements for voice output with speech browsers for the blind and visually impaired as well as the mechanical Braille device.