Works for me when i export the project, click here
You have some errors on the console:
Failed to load resource: the server responded with a status of 403 (FORBIDDEN) dl.dropbox.com/s/bjt2h4wqiy80nxs/c2runtime.js[/b]
Uncaught ReferenceError: cr_createRuntime is not defined index.html:107
Application Cache Error event: Manifest fetch failed (403) dl.dropbox.com/s/bjt2h4wqiy80nxs/offline.appcache
Uncaught ReferenceError: cr_setSuspended is not defined index.html:113
Uncaught ReferenceError: cr_setSuspended is not defined index.html:115
Uncaught ReferenceError: cr_setSuspended is not defined index.html:113
Uncaught ReferenceError: cr_setSuspended is not defined index.html:115
Try to re-upload the project to your public Dropbox folder.