To answer to your question, I don't know. It is too early to
know if that this feature have the capacity in Mac version.
Perhaps that you have to wait until
official release sometime during Adobe's fiscal quarter as in 2nd quarter. Once
the product releases/or ships/or offers download, you can test
drive and see it for yourself at the time of official release of
CS3 products, particularly Fireworks CS3 version of Mac OS X in