I concur with Judah's comments on Ext JS and JQuery. ExtJS for largish web apps, JQuery for enhancing a site. I've just posted a presentation I made last weekend titled "Building RIAs using ExtJS 3 and ColdFusion" which you may find useful.
http://www.slideshare.net/paulcormier/building-rias-using-extjs-3-and-coldfusion Paul Cormier WinCorp Software, Inc. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Want to reach the ColdFusion community with something they want? Let them know on the House of Fusion mailing lists Archive: http://www.houseoffusion.com/groups/cf-talk/message.cfm/messageid:327454 Subscription: http://www.houseoffusion.com/groups/cf-talk/subscribe.cfm Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=89.70.4