Untitled

<!DOCTYPE html>
<html>
<head>
    <script type="text/javascript">

function load()
{
    var foo = document.getElementById("foo"),
        bar = document.getElementById("bar"),
        baz = document.getElementById("baz");

    baz.contentDocument.write("<!DOCTYPE html><html><head></head><body><div style='height:1000px; background-color:yellow;'></div></body></html>");
    window.addEventListener("DOMMouseScroll", mouseWheel, true);
    window.addEventListener("mousewheel", mouseWheel, true);
}

function mouseWheel(anEvent)
{
    console.log("wheel: "+anEvent);
}

    </script>
</head>
<body onload="load();">
    <div id="foo" style="width:500px; height:300px; background-color:red;">
        <div id="bar" style="width:400px; height:200px; top: 50px; left: 50px; position: absolute; background-color:blue;">
            <iframe id="baz" style="width:100%; height:100%" scrolling="no"></iframe>
        </div>
    </div>
</body>
</html>