I delivered a short jump start lecture about Ajax. During the lecture we went through a code sample for using Ajax. The lecture took place in HIT.
You can find my slides at http://www.slideshare.net/lifemichael/ajax-jump-start. I will be more than happy to get your feedback about my lecture. More info about my new coming professional courses can be found at http://tinyurl.com/lifemichaelhitcourses.