>I wonder, How can I backup all in my HD by the way that when any >happen to
my HD I will just format my HD and copy the backup to my

From recent experience, give the Iomega Ditto Easy 3200 some consideration.
The Iomega site on the web gives you some good information:
http://www.iomega.com/product/ditto/index.html

The drive supports dos, windows and NT. It's simple to use and excellent on
backing up VALUABLE data. It's not that expensive either. As should be
expected, prices will differ from place to place.

Guido Piraino