1. Open Internet Explorer 8.
2. Click on the 'Tools' button at the top of the browser page and choose 'InPrivate Filtering Settings' from the drop-down menu.
3. Select 'Choose content to block or allow' from the dialogue window.
4. Select 'www.google.com' from the 'Content provider' menu and click on the 'Block' button to block Google as a third-party content provider.
5. Click the 'OK' button. This action will stop Google ads from appearing when browsing the Internet.