For easier orientation on the site or to find something you are looking for but cannot find, check the site map. You can reach this map from any page via the sitemap link in the <head>.


I provide two main ways of navigating this site:


The main chapters on the site are quickly accessible through the top navigation bar. After each link all standards compliant browsers display the corresponding accesskey in order to help you remembering the association throughout the site. Unfortunately there are no standards about how to assign these keys - the most sensible and useful seemed to number them. I nevertheless do not follow other proposed schemes - but rather follow rational organization of the site, assuming the entry page as the root from which you will access the rest of the site.

site navigation

The <head> section contains useful navigation links - text or speach browsers as well as some better equipped graphical browsers know how to handle them and offer a great help to ease moving around on the site. To be most comfortable for text or speach browsers they have been arranged in the following order:

Please read the accessibility and usability statement for this site.


For any further information please contact the author.