docDate = document.lastModified;
    checkDate = new Date(document.lastModified);

    if (checkDate.getYear() < 97) {
        today = new Date();
        docDate = today.toLocaleString();
    }

    bName = navigator.appName;
    bVer = parseInt(navigator.appVersion);
    rollOverOK = "no";
    
    if (bName == "Netscape" && 3 <= bVer) {
        rollOverOK = "yes";
    }

    if (bName == "Microsoft Internet Explorer" && 4 <= bVer) {
        rollOverOK = "yes";
    }