When Microsoft added the ActiveX XMLHTTP object to Internet Explorer’s implementation of JavaScript, the company planted the seed for the revolution in Web applications known as Asynchronous Jav...

JSON produces slightly smaller documents, and JSON is certainly easier to use in JavaScript. XMLHttpRequest parses XML documents for you whereas you have to manually parse JSON, but is parsing JSON sl...

This article guides you through the AJAX basics and gives you two simple hands-on examples to get you started.