This test checks that Page Visibility state events are propagated to child frames. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". Main Page: PASS document.webkitVisibilityState is "visible" PASS document.webkitHidden is false Child Frame: PASS childFrame.contentDocument.webkitVisibilityState is "visible" PASS childFrame.contentDocument.webkitHidden is false Main Page: PASS document.webkitVisibilityState is "hidden" PASS document.webkitHidden is true Child Frame: PASS childFrame.contentDocument.webkitVisibilityState is "hidden" PASS childFrame.contentDocument.webkitHidden is true Main Page: PASS document.webkitVisibilityState is "visible" PASS document.webkitHidden is false Child Frame: PASS childFrame.contentDocument.webkitVisibilityState is "visible" PASS childFrame.contentDocument.webkitHidden is false PASS successfullyParsed is true TEST COMPLETE