Facebook: Flash app, buttons don't work

I have this app in Facebook:

http://apps.facebook.com/testcasemusic

The thing is, in Mac and some Windows nav (like Chrome or Firefox), the buttons in this app don't work. In this URL, you can see the correct functionali开发者_JS百科ty of this buttons:

http://iasa.me/test/presentacion.html

Can anyone help me?

I am with Chrome and am using Win 7. The buttons behave the same in both the FB app and the standalone flash.