AJAX API DOM IE Microsoft Obsolete Property Reference

This method is called periodically as an event handler for progress events on XDomainRequests, so that code can monitor progress while loading content.

AJAX API DOM Event IE Microsoft Obsolete Property Reference

An event handler which is called when a pending XDomainRequest times out.

AJAX API DOM IE Microsoft Obsolete Property Reference

The XMLHttpRequest.abort() method aborts the request if it has already been sent. When a request is aborted, its readyState is set to 0 (UNSENT), but the readystatechange event is not fired.

abort AJAX API HTTP HttpRequest Method Reference XHR XMLHttpRequest

XMLHttpRequest makes sending HTTP requests very easy.  You simply create an instance of the object, open a URL, and send the request.  The HTTP status of the result, as well as the result's contents, are available in the request object when the transaction is completed. This page outlines some of the common, and even slightly obscure, use cases for this powerful JavaScript object.

Advanced AJAX AJAXfile DOM JXON MakeBrowserAgnostic NeedsCompatTable XML XMLHttpRequest