Then I shut down IE. After a while, I will go on again, but not to the website that I had the problem with.
You might want to seriously consider dumping IE in favor of something more secure. That one step alone will fix a LOT of problems.
I use Firefox (and Thunderbird for e-mail). Both are 100% free at
http://www.mozilla.com/A lot of people love the Opera browser (which also includes e-mail). Also completely free from
http://www.opera.com/