Besides using wine you can buy cedega. It is a bit more optimised. But, that is only for hard core gamers. If you are a casual gamer, wine should do for you.
Also, take a look at Frank's Corner for some more info on wine.
Hi Guest we just wanted to alert you to a major change in the forum. We will no longer be allowing the posting of outgoing links. Please use the attachment feature to attach media to your posts.