var ddMenu = new FSMenu('ddMenu', true, 'display', 'block', 'none');
ddMenu.animations[ddMenu.animations.length] = FSMenu.animSwipeDown;
ddMenu.showOnClick = 2;

function redirectWithReferrer(url)
{
    var dummyLink = document.createElement("a");
    if (typeof(dummyLink.click) == 'undefined')
    {
        document.location.href = url;  // sends referrer in FF, not in IE
    }
    else
    {
        dummyLink.href = url;
        document.body.appendChild(dummyLink);
        dummyLink.click();   // click() method defined in IE only
    }
}