Link - Migrate apps from Internet Explorer to Mozilla via PubSub

Ever have trouble getting your Internet Explorer-specific Web applications to work with Mozilla? This article covers common issues associated with migrating applications to the open source Mozilla-based browser. You’ll first learn basic cross-browser development techniques, and then develop strategies for overcoming the differences between Mozilla and Internet Explorer.

Not a bad read for those moving towards full support of Mozilla browsers. I think we can look at this article more of a way to code pages so they are browser-agnostic.