Mac Design Magazine has partnered with CDW-MacWarehouse and announced that they are giving away an iMac G5 for the holidays. The iMac includes a 20” screen, 1.8Ghz processor, 1GB of Ram, SuperDrive, 160GB hard drive and more. This contest is open to U.S. and Canadian residents only, no purchase is necessary, and is limited to one entry per person. The contest runs until December 15th and the randomly chosen winner will receive his or her prize before December 25th.