Why on earth do you need IE6 support?
IE6 is not even in the top 12 browsers according to StatCounter.
IE6 is not even in the top 12 browsers according to StatCounter.
(and even Japan is at 4.7% according to this site. 4.7% is significant enough.)
There's a cost to supporting IE6, and a cost to not supporting it. Depending on what you're doing, it might make much better sense to do something like:
http://code.google.com/p/ie6-upgrade-warning/
IE6 usage is falling fast, even in China.