>Here is: >http://mailman.qbang.org/pipermail/rxtx/2010-September/7047577.html >and next one with small improvement. OK, thanks. I also found one in April: http://mailman.qbang.org/2010-April/7354259.html along with several references to it. http://mailman.qbang.org/2010-May/6401770.html http://mailman.qbang.org/2010-September/7354684.html