

Click WINS and set the NetBios name of the machine to whatever you like, and the Workgroup to the same workgroup as the Windows machine.

(I believe you can access machines on different subnets, but you have to search for the full IP address rather than just the name of the computer.) , where XXX is the identifier for the subnet and YYY is the identifier for the machine.

Just click "Login Options" at the bottom of the list of users You can, if you like, set up automatic login as Malkeleah described for Windows.Set up a user with the same username and password as on the Windows machine (there is a padlock at the bottom left that you might have to click to allow you to make changes - this appears for almost all of the settings in System Preferences).It looks like you might have to be using Windows 7 Professional or Ultimate to make the file sharing work.

You'll need the workgroup to set up your OSX machine. You can changes these if you have administrative privileges click "Change Settings" just to the right of the Computer Name. The name and workgroup of your PC are shown.
