function scrollMonth() {
    var dNow      = new Date;
    var sCurrent  = "";
    var sMonth    = dNow.getMonth() + 1;
    var sYear     = dNow.getFullYear();

    if (location.href.indexOf("#") == -1) {
        if (sMonth < 10) {
            sCurrent  = sYear + "0" + sMonth;
        } else {
            sCurrent  = sYear + ""  + sMonth;
        }

        location.replace("#" + sCurrent);
    }
}

function scrollSidebar(iTop) {
    document.getElementById("divSidebar").style.top = document.body.scrollTop + iTop;
}

function returnLastModified(bZero) {
    var dResult                     = new Date();
    var sResult                     = "";

    if (!document.lastModified) {
        sResult                     = "onbekend";
    } else {
        dResult                     = new Date(document.lastModified);
        if (bZero && dResult.getDate() < 10) {
            sResult                += "0";
        }
        sResult                    += dResult.getDate() + "-";
        if (bZero && dResult.getMonth() < 9) {
            sResult                += "0";
        }
        sResult                    += (dResult.getMonth() + 1) + "-" + dResult.getFullYear();
    }

    return sResult;
}

function writeLastModified(bZero) {
    document.write(returnLastModified(bZero));
}