Andreas Peter wrote:

  Andreas,

> pastebin is new to me. I know that my question consists of a lot of 
> source code.
> By the way, the source code can be found at http://pastebin.ch/735

  If I were you, I would try to reduce the problem to a minimalist but
complete yet sample, that would definitely increase your chances to get
a response.  When I see so much line of codes, I usually not try to
understand the problem, I simply do not have to time to do the OP's
homework.

  Regards,

-- 
Florent Georges
http://www.fgeorges.org/