<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=625722 --> <head> <title>Test for Bug 625722</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=625722">Mozilla Bug 625722</a> <p id="display"></p> <div id="content" style="display: none"> <span id=root><span id=A><span id=A1></span></span><span id=B></span></span> </div> <pre id="test"> <script type="application/javascript"> /** Test for Bug 625722 **/ function testNodeFilter(n) { if (n.id == 'A' || n.id == 'A1') return NodeFilter.FILTER_SKIP; return NodeFilter.FILTER_ACCEPT; } tw = document.createTreeWalker(document.getElementById("root"), NodeFilter.SHOW_ELEMENT, testNodeFilter); node = tw.firstChild(); is(node.id, 'B', "First accepted child of root not B"); </script> </pre> </body> </html>