javascript cross browser mouse wheel event registration

MouseWheelEventHandler

if (window.addEventListener)
{
    // IE9, Chrome, Safari, Opera
    window.addEventListener("mousewheel", function (e)
    {
        someEventHandler(e);
    }, false);
    // Firefox
    window.addEventListener("DOMMouseScroll", function (e)
    {
        someEventHandler(e);
    }, false);
}
else
{
    // IE 6/7/8
    window.attachEvent("onmousewheel", function (e)
    {
        someEventHandler(e);
    });
}