An introduction to XMLHttpRequest. Google Suggest got a lot of people interested in the possibilities of having JavaScript interact with a web server without reloading the entire page. XMLHttpRequest is supported in all major browsers.
This is BrainLog, a blog by Dan Sanderson. Older entries, from October 1999 through September 2010, are preserved for posterity, but are no longer maintained. See the front page and newer entries.
February 7, 2005