You can find out more about installing Windows on a Mac in this. You need to use Boot Camp Assistant to install Windows without major headaches. The prerequisites are an Intel based Mac, a USB keyboard and mouse and 10GB of free space (plus the Windows CD or DVD).

And processor all that getting put on there. So that Windows can recognize the Macintosh machines. You probably want Windows XP on your old iMac right?Well, this guide is for you! Free Sat Nav Voices. We will show you how to install Windows XP on a PowerPC-based Mac.

To install: • Back up the important information on your computer. • Open Boot Camp Assistant (located in the Utilities folder in the Applications folder). • Print and follow the instructions in the “Boot Camp Installation & Setup Guide.”.

I have an iMac 24' from February 2009, with Intel platform. As 'MicTech' just wrote, you can install Windows on the whole HDD, and erase the Mac OS partition, like I did. It works really fine, the drivers being on the original Apple CD. I just had to look a bit for a recent Grafic driver, for some new games and application.

If you use BootCamp, it's nice also, but you still use half of your HDD for Mac OS, and you have to choose at boot on wich system you'd like to boot. So you just insert the Windows CD/DVD in the drive, reboot and press 'ALT' until a boot screen shows. Choose the CD, and then you probably know what to do.