If you are not a TechNet or MSDN subscriber then getting your hands on a copy of Windows XP with SP3 means having to do some legwork yourself (or shell out for a new license ... but I'm assuming that ...
Reader Forrest Bourke seems lost in the woods in regard to making disk images compatible with Windows. He writes: How do I make an ISO image? Create a folder of the stuff you want to put in the image.
Passcape ISO Burner is free portable software for Windows that lets you easily burn ISO image files to CD/DVD/USB. It also lets you create bootable disks or a bootable USB drive from the ISO images ...