For those who are using Windows application in Linux platform, you might have known about CrossOver. It's the commercial software created by CodeWeavers, Inc based on the Wine project which is open source.
After successfully running Lame Duck challenge back in 2008, they are back with another giveaway by giving a free, fully functional copy of either CrossOver Mac or CrossOver Linux. Each copy comes complete with 12 months of support and product
All you have to do is to visit CodeWeavers’ Flock The Vote promotional web site and download the application starting Wednesday, Oct. 31, 2012, beginning at 00:00 Central Time (-5 GMT). This offer will continue for 24 hours, from 00:00 to 23:59,
Oct. 31, 2012.