Hi,
You can use a third party backup utility by the name of .acronis software. It simplifies the job and is reliable . I personally use the same for my computer.
http://www.acronis.com/homecomputing/products/trueimage/Steps on how to backup using acronis
http://www.wilderssecurity.com/supportfiles/acronis_bootable_usb_hd.pdfYou can also use the windows xp default backup utility to do the job. The link for the same is
http://www.microsoft.com/windowsxp/using/setup/learnmore/bott_03july14.mspxThanks for using Expert-exchange
Proton