Google is your friend:
http://forums.punbb.org/viewtopic.php?pid=26336
http://archivist.incutio.com/viewlist/css-discuss/50142
http://www.osnews.com/story.php?news_id=6781

Seems to be related to different writing orientation (e.g. western vs.
eastern).

Why it is in there dunno.

salu2

El mar, 15-11-2005 a las 09:50 +0100, Ferdinand Soethe escribió:
> I found this CSS selector
> 
> margin-left-ltr-source: physical;
> 
> in our stylesheets. Could anyone pls. point me to a reference that lists this
> property and explains what it does? Or tell me what it does?
> 
> I suppose it is some extension to influence the left margin, but I
> didn't find those components anywhere.
> 
> Thanks,
> 
> --
> Ferdinand Soethe
> 
-- 
thorsten

"Together we stand, divided we fall!" 
Hey you (Pink Floyd)