hmm it breaks on Chrome on mac os:
System.Exception: TypeError: Cannot read property 'viewport' of null at ctor.Resize (http://demoseen.com/bridge/WebArena.js:180:37) at new ctor (http://demoseen.com/bridge/WebArena.js:158:22) at Function.Main (http://demoseen.com/bridge/WebArena.js:119:13) at http://demoseen.com/bridge/bridge.js:2973:39 at HTMLDocument.delayfn (http://demoseen.com/bridge/bridge.js:481:21) at HTMLDocument.listenHandler (http://demoseen.com/bridge/bridge.js:498:30)