To describe our method for cross-domain AJAX solution, let's consider the following scheme contains of 3 components:

1). User agent (a browser).

2). ServerA contains a main page with dedicated client and server IFRAMEs (see below) and an HTML client page (client.html) referenced from the client IFRAME. This client page contains dedicated script to push the data for request into server IFRAME.

3). ServerB contains remote service that want get access to and an HTML server page (server.html) referenced from the server IFRAME. This server page contains dedicated script to push the requested data into client IFRAME.