Have a look at this for a complete tutorial on starting over.
Keyboard control is handled at the BIOS level and reformatting a hard disk won't affect it.
Download the Norton updates to CD before you start doing anything so that you can install them before you connect to the net and start the Windows update process.
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Do you know that we're all in line for succession to the throne? Really?
Well, if forty-eight million, two hundred thousand, seven hundred and one people died I'd be Queen.