<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=51034 --> <head> <title>Test for Bug 51034</title> <script type="text/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=51034">Mozilla Bug 51034</a> <p id="display"></p> <div id="content" style="display: none"> <div id="divElement"> <span>Subelement1</span> <span>Subelement2</span> <span>Subelement3</span> </div> </div> <pre id="test"> <script class="testbody" type="text/javascript"> /** Test for Bug 51034 **/ var x = document.getElementById('divElement'); isOK = false; try { x.getElementsByTagName('span'); isOK = true; } catch (ex) { isOK = false; } ok(isOK, "getElementsByTagName() doesn't cause exception"); </script> </pre> </body> </html>