Ah, but then click "View Source" next to Response Headers and you'll see the non-evaluated headers: http://i.imgur.com/Ql741.png http://i.imgur.com/Ql741.png

Ah, but then click "View Source" next to Response Headers and you'll see the non-evaluated headers: http://i.imgur.com/Ql741.png http://i.imgur.com/Ql741.png HTTP/1.1 200 OK Connection: Close Expires: -1 Last-Modified: Sun, 29 Jul 2012 17:44:35 GMT Cache-Control: no-store, no-cache, must-revalidate, max-age=0, post-check=0, pre-check=0, false Pragma: no-cache Content-Type: multipart/x-mixed-replace; boundary=--whyhellothere Date: Sun, 29 Jul 2012 17:44:35 GMT Transfer-Encoding: chunked Also, it can be any image type (or file type, for that matter) besides image/jpeg. In my program, I'm sending image/png so that the rendered font is more readable.