If you’ve ever wanted to open a page only viewable in Internet Explorer with Mozilla FireFox, here is an extension for you. IE Tab is a FireFox extension that does just what the name says, it opens a separate tab in FireFox whenever you click an IE-only web page. In a way, it is like have Internet Explorer right inside of FireFox. Go download this file now and you will never need to use the Internet Explorer browser again!

Link: ietab.mozdev.org/installation.html