Ok guys, first of all what the heck are you doing with Norton in the first place? Go to Avast.com and get a the home version for
FREE!!! you sign up for 14 months and in another 14 months you get a reminder to register again...
I've been using this program for the last 10 years and never had virus problems. It has some cool functions that include a boot scan, which it will ask you to do when you download it for the very first time, which scans your computer prior to anything booting up.