i studied your code but couldn't heck out whether it is possible to display just a certain number of categories AND use the pagination (that I can browse through the pages that are necessary if there are e.g. 15 subcategories but only 9 will be displayed on one page).
see also:
http://www.jany.at/index.php?option=com ... 6&Itemid=5
Of course you are welcome to answer in German

Danke!
Gruß,
Jörg