Looking for SP3

Hi I just had to get rid of everything on the computer and start over. I have windows xp I tried to download Norton 2008 on it but wouldnt le me. The computer told me I had to have Microsoft Service Pack 2. Anyone know where to get that. I am not very computer literate. thank you.

 

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Message Edited by Dave_Coleman on 04-16-2009 05:40 PM