Hello Jaydee58 and welcome to Seven Forums.
Couple of things you could do. Delete your temp files, cookies, and browsing history. Internet Explorer - Delete browsing history on exit
While you're in the Internet Options dialog box, click on the Security tab > Restricted Sites icon > Sites button and type in the www website address of any site you want to restrict. Close/OK your way back out of the dialog boxes.
There are other ad blockers available for IE but I'm not sure if any are free. Perhaps others will jump in with suggestions. I've been using AdMuncher for a couple of years with good success. Ad Blocker: Ad Muncher