How do i delete everything from my dell laptop?

I want to delete everything on my OS (vista) and C: recovery drive and make it like its new.

can someone please let me know how to do it step by step please

its a dell inspiron 1721How do i delete everything from my dell laptop?First, do you have the installation discs?

you're going to need them to reinstall the OS.

Second, you're going to need to backup everything you ABSOLUTELY have to have.

Then, i think you just delete the C: drive.How do i delete everything from my dell laptop?The post above is semi-correct.

You cannot however simply delete C:

You should back up all of your files and then follow the steps I left in your other post Apt girl.How do i delete everything from my dell laptop?(1) Make sure that you have OS CD

(2) Back up any thing you have to have.

(3) Now boot your computer from CD and delete partition during installation.

http://support.microsoft.com/kb/918884