Norton Ghost

Award-winning Norton Ghost is a program that allows you to make images of your hard drive, it functions as a backup utility.

It has many features which include: Backs up everything on your computer - digital music, photos, financial documents, applications, settings, operating system, etc. - in one easy step.
Recovers your system and data even when you can't restart your operating system.
Makes incremental backups to maximize space and save time.
Makes backups on the fly, without restarting your system.
Backs up to almost any media, including CDR/RW and DVD+-R/RW drives, USB and FireWire (IEEE 1394) devices, and Iomega Zip and Jaz drives.Newer versions include features such as automatically creating an initial backup schedule based on your computer's configuration and many more. Due to some computer issues, some people prefer the older version. We provide only the trial versions of this software.

More information is available at the developer's web site.