You should get an anti spyware / ad software program. i
recomend pest patrool. because there are several irritatin
programs which are downloading atomaticly form the internet
and spam your computer. though pest patrool cant remove all
unwanted programs, i fixed this porblem by switching to
opera web browser, though i like ie (internet explorer).
But since ie is the most used browser everyone is creating
pest that could make ie a hell