XmlHTTPRequest and 301 redirects

Do any browsers follow cross-domain 301 redirects开发者_如何学Go when processing XmlHTTPRequests (or any other method a page can get the contents of another)

No. You can't use a 301 to work around the same origin policy.

You need to setup a cross-domain proxy, and one should exist for your web application platform. These are commonly used by social networks to bypass the same-origin policy.