Short description of 1st Popup Killer & IE Assistant 1.6: 1st Popup Killer & IE Assistant is a light-weight plug-in for Internet Explorer. With special filter engine, 1st Popup Killer & IE Assistant intelligently kills advertising popup windows, block macromedia flash. It may automatically refresh your favorite web page at any predefined intervals. The pop-up blocking function can be temporarily disabled by holding down the CTRL key. This utility is small and easy to use.