Introduction to Ajax with Jquery

http://www.thewebsqueeze.com/web-design-tutorials/introduction-to-ajax-with-jquery.html

jQuery for Complete Beginners: Part 2

http://www.1stwebdesigner.com/tutorials/jquery-complete-beginners-part-2/

jQuery for Complete Beginners: Part 1

http://www.1stwebdesigner.com/tutorials/jquery-beginners-1/

Behind the Library: Javascript Events

http://www.thewebsqueeze.com/web-design-tutorials/behind-the-library-javascript-events.html

Writing Better JavaScript with CoffeeScript: The Basics

http://sixrevisions.com/javascript/coffeescript-basics/#more-6062