Download the SP3 installation ISO. Save it to your Desktop. Download ImgBurn and save it to your Desktop. Double-click the installation executable for ImgBurn and click "Next." Follow the remaining onscreen prompts and click "Finish" to complete installation of ImgBurn. Insert a blank CD-R/DVD-R into your DVD drive. Open ImgBurn by going to "Start," "Programs" and "ImgBurn." Click "File," then "Browse for a source file." Navigate to your Desktop and select the SP3 ISO file. Click "Open." Click the blue "ISO to CD" button located on the bottom left of ImgBurn. The program will begin creating the Windows XP SP3 installation CD. This process may take anywhere from 10 to 20 minutes to complete depending on the speed at which the CD-R/DVD-R is being burned. Click "OK" once the CD-R/DVD-R has finished burning. You've successfully created a Windows XP SP3 installation CD. http://www.microsoft.com/downloads/details.aspx?FamilyID=2fcde6ce-b5fb-4488-8c50-fe22559d164e&displaylang=en
xp pro sp3 iso http://www.imgburn.com/
Download the iso also download the imageburn or http://windows-xp-pro-startup-disk.soft32.com/
Bootable disk for XP Professional. The Windows XP start up disk allows computers without a bootable CD-ROM to perform a new installation of the operating system. Hope this helps.