function OpenSubWin(page, w, h, sb) {
    var sw = screen.width, sh = screen.height;
    var ulx = ((sw - w) / 2), uly = ((sh - h) / 2);
    var sbt = (sb == 1) ? 'yes' : 'no';

    var paramz = 'toolbar=no,location=no,directories=no,menubar=no,resizable=no,scrollbars=' + sbt + ',width=' + w + ',height=' + h + ',left=' + ulx + ',top=' + uly + '';
    var oSubWin = window.open(page, "SubWin", paramz);


}