Looks like your computer is running a operating system we no longer support, but you can still download and play your games using an older version of Origin. For Windows XP or Vista, click here to download. For Mac OSX 10.7 or 10.8, click here to download. Browsers (without CORS) can't do cross-origin requests. Before CORS, JSONP was used to circumvent this restriction. JSONP doesn't use XHR, it uses the