Hmm. I think Ext is great for stuff like dynamic datagrids and they have some proper interactions (a lot of it based on the YUI! design library, which is one of

Hmm. I think Ext is great for stuff like dynamic datagrids and they have some proper interactions (a lot of it based on the YUI! design library, which is one of the best resources out there). Unfortunately most of it looks very developer-y and doesn't really have good defaults. I can't recommend it.