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. Residing on the IE toolbar with an icon button, this utility is small and easy to use, never interferes with normal browsing and slows your browser.