Custom Events: A brand-new API to define custom events. The events ‘mouseenter’, and ‘mouseleave’, and ‘domready’ have been added as custom events.
Enhanced Element(): New methods, and enhancements such as an improved way to add HTML.
Element Filters: $(‘myElement’).getChildren().filterByClass(‘myClass’);
Perfecting Ajax: Ajax::cancel allows running requests to be aborted, Ajax::evalScripts has been enhanced to include global eval and automated evaluation of responses with a JavaScript Content-Type.
Hash.Cookie is an extended Hash Class that can automatically and manually save and load Hash values using JSON in a Cookie.
Generics have been added for native prototypes, Element, and Elements.
