Pop This! is a small, effective, and intelligent anti-popup software product that can kill annoying popup windows automatically. The software is completely free, easy to install and easy to use. Pop This! was developed by Jim Mathies, an independent Windows software developer.

Pop This! Features
Lightweight (a single file)
Does not include any spyware
Does not create annoying Windows tray icons or toolbars
Stops 99% of all popups
Support for site exclusions
Works within Internet Explorer, preventing popups before they load, and unload
Prevents browser window resizing and movement
Does not interfere with normal web surfing
Support for sound notifications