protected static String getHTMLLineNo(int lineno) {
        StringBuffer result = new StringBuffer("<FONT color=\"" + LINE_NO_COLOR
            + "\">");
        if (lineno < 10) {
            result.append("00" + ((new Integer(lineno)).toString()));
        } else if (lineno < 100) {
            result.append("0" + ((new Integer(lineno)).toString()));
        } else {
            result.append((new Integer(lineno)).toString());
        }
        result.append("</FONT>    ");
        return result.toString();
    }