jessica: I used AVG until i rebuilt my system and had no problems either. Have you tried uninstalling it & reinstalling ? If not there are quite a few good ones about, try Avira AntiVir PersonalEdition Classic
(hide) In the mood for a quick game that is guaranteed to finish within 2 hours? Create a new game of your preference, select the Time for game and set Time to 0 days / 1 hour, Bonus to 0 days / 0 hours and Limit to 0 days / 1 hours. (TeamBundy) (show all tips)