<!-- This test must be in quirks mode so it has a document.all --> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=620947 --> <head> <title>Test for Bug 620947</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=620947">Mozilla Bug 620947</a> <p id="display"></p> <div id="content" style="display: none"> </div> <pre id="test"> <script type="application/javascript"> /** Test for Bug 620947 **/ is(-1 in document.all, false, "shouldn't be there"); is(document.all[-1], undefined, "shouldn't be able to get it"); </script> </pre> </body> </html>