function showImage(n, w, h) {
    if (n != "") {
        var features = "directories=0,location=0,menubar=0,resizable=1,scrollbars=0,status=0,toolbar=0,width=" + w + ",height=" + h;
        var page = "/utils/imageWin.jsp?n=" + n + "&w=" + w + "&h=" + h;
        var imageWin = window.open(page, null, features);
    }
}