He Klaus,
i see problems with the cube faces ... they not fit correct..
you can see it here at the chair... on iphone mode (on the desktop ) it makes a wrong connection to the other cubeface..
in normal mode it's oke..
http://www.virtualtuur.com/lobbes/1/
in the next example you can see the same at the celing..
http://www.virtualtuur.com/lobbes/2/
grtz
Tuur