function openWindow(url, w, h) {
            var options = "width=" + w + ",height=" + h + ",";
            options += "resizable=yes,scrollbar=yes";
            options += "menubar=no,toolbar=yes,location=no,status=no,directories=no";
            var newWin = window.open(url, 'newWin', options);
            newWin.focus();
}