Alrighty, this isn't exactly like the one you posted, and it could use some changes (a few perspective/sizing issues here and there), but it'll at least help to see if we've got similar ideas here. It's a quick sketch I did on my lunchbreak, but I guess it's a start.
![](http://img78.photobucket.com/albums/v284/oDD_LotS/cross.jpg)