This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
Feature detection is distinct from browser detection. Rather than determine what course to take based upon the browser, you test to see if the feature exists. A good example of this is most raw Ajax code which tests to see if it should use ActiveX or XMLHttpRequest.
I’ve looked at a lot of different solutions, and in my humble opinion Aspose is the way to go. Here’s the link: http://aspose.com