AntiPopUp for IE - Version 1.5 Popup windows can be extremely annoying. They can appear without warning, even after you have exited from a site. AntiPopUp for IE is a small program that automatically closes a sponsor's Popups.Unlike many other similar programs, AntiPopUp for IE doesn't require that you add each popup window to a list as they occur. Also AntiPopUp does not close all new windows as they occur. It uses the smart identification engine, which recognizes sponsor's popup windows and closes them automatically.AntiPopUp for IE is compatible with Internet Explorer starting with version 5.01.