function htmlEncode(strS) {
        return strS.replace(/&/g, "&amp;").replace(/</g, "&lt;").replace(/>/g, "&gt;").replace(/ /g, "&nbsp;").replace(/\r\n/g, "<br/>");
    }

    function htmlDecode(strS) {
        return strS.replace(/<br\/?>/gi, "\r\n").replace(/&nbsp;/gi, " ").replace(/&gt;/gi, ">").replace(/&lt;/gi, "<").replace(/&amp;/gi, "&");
    }