function initAjaxProgress()
    {
        var pageHeight = (document.documentElement && document.documentElement.scrollHeight) ? document.documentElement.scrollHeight : (document.body.scrollHeight > document.body.offsetHeight) ? document.body.scrollHeight : document.body.offsetHeight;
        //SET HEIGHT OF BACKGROUND
        var bg = document.getElementById('ajaxProgressBg');
        bg.style.height = (pageHeight + 1000) + 'px';
        //POSITION THE PROGRESS INDICATOR ON INITIAL LOAD
        reposAjaxProgress();
        //REPOSITION THE PROGRESS INDICATOR ON SCROLL
        window.onscroll = reposAjaxProgress;
    }

    function reposAjaxProgress()
    {
        var div = document.getElementById('ajaxProgress');
        var st = document.body.scrollTop;
        if (st == 0) {
            if (window.pageYOffset) st = window.pageYOffset;
            else st = (document.body.parentElement) ? document.body.parentElement.scrollTop : 0;
        }
        div.style.top = 150 + st + "px";
    }