//V-LIB WebOPAC
//JavaScript Browser/OS Type/Version Library

function vlib_browsertype() {
        if (navigator.appName == "Microsoft Internet Explorer") {
                return 'IE';
        }
        if (navigator.appName == "Netscape") {
                return 'NS';
        }
        if (navigator.appName == "Opera") {
                return 'OP';
        }
        return '';
}

function vlib_browserversion() {
        return parseInt(navigator.appVersion);
}

function vlib_os() {
        if (navigator.appVersion.indexOf("Mac") != -1) {
                return 'MAC';
        }
        if (navigator.appVersion.indexOf("Win") != -1) {
                return 'WIN';
        }
        return '';
}