<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=388019 --> <head> <title>Test for Bug 388019</title> <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> </head> <body onload="run()"> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=388019">Mozilla Bug 388019</a> <p id="display"></p> <div id="content" style="display: none"> </div> <pre id="test"> <script class="testbody" type="text/javascript"> /** Test for Bug 388019 **/ SimpleTest.waitForExplicitFinish(); function run() { var oldY = window.scrollY; window.location.hash="#abc"; var newY = window.scrollY; isnot(oldY, newY, "we scroll at all"); ok(oldY + 4000 < newY, "we scroll at least 4000 pixels"); window.scrollTo(0, 0); // make the results visible SimpleTest.finish(); } </script> </pre> <div style="height:4000px"></div> <a name="abc"></a>You should see this text if you click on the link. <div style="height:4000px"></div> </body> </html>