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youpy/gist:638634

Created October 21, 2010 15:07
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gistfile1.js
var Cc = Components.classes;
var Ci = Components.interfaces;
var observerService = Cc['@mozilla.org/observer-service;1'].getService(Ci.nsIObserverService);
var httpResponseObserver =
{
observe: function(subject, topic, data)
{
if (topic == "http-on-examine-response") {
var httpChannel = subject.QueryInterface(Components.interfaces.nsIHttpChannel);
httpChannel.setResponseHeader("Access-Control-Allow-Origin", "", false);
}
}
};
observerService.addObserver(httpResponseObserver, 'http-on-examine-response', false);
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