After a visit from my wife's cousin, we have winantiviruspro popping up. Also, it takes several minutes for our pc to boot up. I don't know what is safe to remove from my msconfig menu. Is there anyone who can give us some help?

As a first response you might want to post a HijackThis log for review by our Pros in that section:

Please follow the instructions HERE & then post your log in a new thread in the Spyware, Adware, Viruses and HijackThis Logs section.
(Not in this section please).

Please specify what issues you appear to be experiencing along with your log.