mochi/mochikit — pull request #15 by richardmansfield (2012-05-25 00:37:58+00:00)
Title: Added new withCredentials property to MochiKit.Async.doXHR()

See https://developer.mozilla.org/en/http_access_control
and http://hacks.mozilla.org/2009/07/cross-site-xmlhttprequest-with-cors/