How do I fix up my computer after AntiVirus XP 2008?

After following this method of a href="http://answers.yahoo.com/question/index;_ylt=AtGlvD3cDR9pWm31EXKk8uUjzKIX;_ylv=3?qid=20080624004327AAUXpUz"http://answers.yahoo.com/question/index;…/a to remove the AntiVirus XP 2008, my computer is still a little screwy. When I load most web pages they don't load properly and are missing many links and images. How can I fix this?