Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.
you can share your folders on your mac by turing on windows sharing in the sharing preferences. Or you could make a shared folder on a pc and if your mac is on the same network as the pc it should show up in the finder under network.
 
Register on MacRumors! This sidebar will go away, and you'll see fewer ads.