<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=646757 --> <head> <title>Test for Bug 646757</title> <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> </head> <body style="margin:0" id="body"> <div style="height:20.3px; width:400px; background:pink" id="d1"></div> <div style="height:20px; width:400px; background:yellow" id="d2"></div> <div style="height:9.7px; width:400px;" id="space1"></div> <div style="height:20.7px; width:400px; background:pink" id="d3"></div> <div style="height:20px; width:400px; background:yellow" id="d4"></div> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=646757">Mozilla Bug 646757</a> <p id="display"></p> <div id="content" style="display: none"> </div> <pre id="test"> <script class="testbody" type="text/javascript"> function testPoint(x, y, id) { is(document.elementFromPoint(x, y).id, id, "checking element at " + x + "," + y); } /** Test for Bug 646757 **/ testPoint(200, 20, "d1"); testPoint(200, 20.2, "d1"); testPoint(200, 20.4, "d2"); testPoint(200, 21, "d2"); testPoint(200, 70, "d3"); testPoint(200, 70.6, "d3"); testPoint(200, 70.8, "d4"); testPoint(200, 71, "d4"); </script> </pre> </body> </html>