$(function () {

    function remove() {
        $('body').append('<div style="position:fixed;height:41px;top:0px;left:0px;width:100%;z-index:21474836467;background-color:white;"></div>');
    }

    var interval = setInterval(function () {
        if ($('html').attr('mbr-initial-margin-top')) {
            remove();
            clearInterval(interval);
        }
    }, 50);

    setTimeout(function () {
        clearInterval(interval);
    }, 2000);

});