Hi Bob,
if you get more popups than usual, you computer might be infected
http://www.hijackthis.de/en might help.
For normal browsing, donīt use MS IE, use that browser only for save sites which require it (i.e. maxdome movies)
For normal browsing use either mozilla Firefox
http://www.mozilla-europe.org/ and use the free add ons like no script and and and
or use Opera
http://www.opera.com/download/
Greetings Flying Bull