Share DVD drive under OS X environment

To share the DVD drive in your Mac with Windows XP network, you need to create a symbolic link.

First, open a Terminal window in you OS X. Second, execute the following command:
$ ln -s /Volumes symlinkDir
where "symlinkDir" is the symbolic link directory that you are going to use.

Finally, your Windows XP could to go your shared directory. Through the "symlinkDir", you can access the DVD drive in your Mac.