hey i think i have a virus but no antivirus software to check.. but a couple things have been acting up.. when i first start up my computer (i'm running windows xp home edition) a bunch of pop up notifications saying that certain programs have i guess messed up appear.. yanno the kinda that say.. 'notify' or 'dont notify' kinda thing.. and also.. my internet explorer always says it has a problem.. im using AOL ryte now so thats how im posting this.. but if anyone has any information of any like free virus scanning type of things out there that can possibly detect anything wrong with my computer can u please send me a link so i can download it or something.. thanks..