var Browser = navigator.appName.substring(0,9);
        var Version = navigator.appVersion;
        if ((Browser == 'Microsoft') && (Version.indexOf('MSIE ') != -1)) {
                Version = Version.substring(Version.indexOf('MSIE ')+5);
    }
        Version = Version.substring(0,1);
        // this function creates a new window
        // note NO spaces in the window specs
        function newPopwin(page){
           Popwin = window.open(page,'Popup',
                'width=525,height=443,scrollbars=0,resizable=0,status=0,'+
                'menubar=0,toolbar=0,location=0,directories=0,copyhistory=0');
           if (Browser == 'Netscape')
              Popwin.focus();
        }