Bear with me, this one needs a bit of explanation.
I am helping to build a hybrid mobile web app. The main codebase is HTML5 and JavaScript, which will be wrapped in
I imagine that if you are creating a hybrid application you are using cordova. If that is the case you don't need CORS you just need to white list the domains you are going to access.
http://docs.phonegap.com/en/3.0.0/guide_appdev_whitelist_index.md.html