If one day the CDK support a way to easily handle jQuery UI widgets, it would be cool to know which one we should try to implement. In order to do that, I will start a small list of nice jQuery UI widgets that I will find during my errand on the Internet. Feel free to add yours.
http://jqueryui.com : the core jQuery UI
http://www.jqueryrain.com/ : lots of widgets
Time and calendar