How to re-install the computer

Your help is appreciated.

I want to re-install me computer, I don't know how to start. I only know how to install software.
How can I get rid of the old operating system, just format C:\? it is a little bit scary, I want to make sure before I start. Thanks!

所有跟帖： 

• yes, format c:\ first -tttt03- ♀ (215 bytes) () 10/20/2005 postreply 07:22:38

• which is first? -Jeade- ♀ (493 bytes) () 10/20/2005 postreply 08:35:27

• Follow the instructions from -CutOnce- ♀ (501 bytes) () 10/20/2005 postreply 07:37:44

• 回複：Follow the instructions from -Jeade- ♀ (266 bytes) () 10/20/2005 postreply 08:40:20

• about boot sequence... -CutOnce- ♀ (1098 bytes) () 10/20/2005 postreply 09:07:11

• Thanks, Thanks, Thanks -Jeade- ♀ (131 bytes) () 10/20/2005 postreply 09:16:14

• caution -QandA- ♂ (531 bytes) () 10/20/2005 postreply 18:39:51