There are some good articles about AJAX on the Mozilla Developer Center: http://developer.mozilla.org/en/docs/AJAX
You can begin with http://developer.mozilla.org/en/docs/AJAX:Getting_Started
You can also find some good pointers to AJAX toolkits and examples there.
There are some good articles about AJAX on the Mozilla Developer Center: http://developer.mozilla.org/en/docs/AJAX
You can begin with http://developer.mozilla.org/en/docs/AJAX:Getting_Started
You can also find some good pointers to AJAX toolkits and examples there.