All offers and information published may be extended, changed or partly or completely deleted by the author without notice.

The author assumes no liability for any content, associated links of other pages - unless he has full knowledge of illegal contents and is able to prevent the visitors of the website by visiting these websites. Also, the author does not assume any responsibility for any postings or messages published by users of discussion boards, guest books or mailing lists provided on his page.

The copyright for any material created by the author is reserved. Any duplication or use of objects such as diagrams, sounds or texts in other electronic or printed publications is not permitted without the author's agreement.