A popup blocker:

Vista Compatible – AdsGone has been tested and works on Microsoft Vista
Patent Pending Popup Blocking Technology: Blocks unwanted popup ads. Allows the ones you want.
Prevent Messenger Service and Web Page Dialog Ads:
Block Banner Ads: Remove all the clutter of all the flashing banner ads.
Kill Spyware and AdWare programs: AdsGone can detect and close trojan/virus spyware programs that serve ads.
Blocks ads from other programs: AdsGone also blocks ads and popups when using Kazaa, Morpheus, Gator, or Chat programs like ICQ, MSN, AIM, or Trillian.
Block Macromedia “Flash” ads: These large animated ads take up half the screen.
Automatic Updates: AdsGone periodically downloads new ad blocking data once in a while. This keeps AdsGone current with the latest advertiser tricks and spyware/adware detection.
Configurable: You can customize which ads to block or allow, play sounds when popups and ads are blocked, check ad blocking logs, see ad blocking statistics and much more…
A1Tech, Inc. has developed our award-winning AdsGone Popup KillerĀ® software to combat the popup ad revolution. This one product alone is all you’ll ever need to keep the Internet free of hazardous popup and banner advertisements.

By almost every standard, AdsGone has established itself as the leading popup and banner elimination software available. With this program, you can finally maximize your enjoyment of the Internet without ever having to worry about those mindless, irritating and potentially damaging popup advertisements.