Hi Massimo, the problem is moderinizr 1.6 upgrade to 1.7 or don't use it ;-)
Latest release:1.7 February 20: Version 1.7 nerfs the WebGL/Chrome9 issue, Opera color input fix, faster (no release notes yet). Paolo 2011/3/16 Ross Peoples <ross.peop...@gmail.com> > > I have been running Chrome dev channel (11.0.696.3) for a while and never had > this problem. Chrome does sometimes have a problem pulling data from its own > cache. Try emptying the cache on it, close, and reopen to see if that solves > it. Otherwise, you might have to manually delete Chrome's cache database.