Cross-domain Ajax with Cross-Origin Resource Sharing | NCZOnline
http://www.nczonline.net/blog/2010/05/25/cross-domain-ajax-with-cross-origin-resource-sharing/

Avoiding proxy use for cross-domain ajax request, easier than you thought.

A couple of years ago, web developers were banging their head against the first wall in Ajax: the same-origin policy. While we marveled at the giant step