http://zoringroup.com/forum/viewtopic.php?f=5&t=2925
you're welcome.
PS:
here's a message to all you newbs and lusers:
ALWAYS assume that somebody already had that very same problem, and posted about it.
that way, most solutions are just a web search away.
incidentally, that's what forums are there for:
not reinventing the wheel all the time. create a database of problem-solution pairs.