Surf with a MDI browser? Try Avant Browser, an upgrade for your Internet Explorer. Avant Browser is a fast, stable, user-friendly, versatile multi-window browser. Avant Browser is a freeware, it blocks pop-ups and has many, many more features. Now with RoboForm and great skins packaged in the install. There is also a light version.
Download: Avant Browser 8.02 Build 001
Screenshot: Avant Browser 8.02 Build 001
View: Avant Browser Home Page