This layout test checks that the offset positions of the blue and green divs does not change when the red div enters full-screen mode. Press go full-screen to begin. One Two EVENT(webkitfullscreenchange) EXPECTED (document.webkitCurrentFullScreenElement == '[object HTMLDivElement]') OK EXPECTED (one.offsetLeft == '68') OK EXPECTED (one.offsetTop == '48') OK EXPECTED (two.offsetLeft == '8') OK EXPECTED (two.offsetTop == '108') OK EVENT(webkitfullscreenchange) EXPECTED (document.webkitCurrentFullScreenElement == 'null') OK EXPECTED (one.offsetLeft == '68') OK EXPECTED (one.offsetTop == '48') OK EXPECTED (two.offsetLeft == '8') OK EXPECTED (two.offsetTop == '108') OK END OF TEST