So I had this problem before (post) and the black screen problem still remain unresolved. I tried to use r100 and still... all I see is black screen. I'm pretty sure that the game is fine, since I can run it locally and on dropbox.
Link to my game:
Here are some screenshot:
How it looks on chrome:
<img src="http://s16.postimage.org/htbisqrd1/Screenshot_from_2012_08_24_19_58_15.png" border="0">
<img src="http://s19.postimage.org/x7g3kpvir/Screenshot_from_2012_08_24_20_01_53.png" border="0">