try (Connection con_ = DriverManager.getConnection(Singleton.getBASE(), Singleton.getBASE_LOGIN(), Singleton.getBase_password());
                CallableStatement proc_ = con_.prepareCall("{call menu(0,0,1)}");) {
            rs = proc_.executeQuery();
            sb.append("<div id='divmenu'><ul id='menu0'>");
            while (rs.next()) {
                if (rs.getInt("b_level") == rs.getInt("nlevel")) {

                    sb.append("<li class='go_page' data-action='").append(rs.getString("action_string")).append("' data-id='").append(rs.getInt("id_in")).append("'><span>").append(rs.getString("name")).append("</span></li>");
                } else {
                    if (rs.getInt("b_level") > rs.getInt("nlevel")) {
                        sb.append("<li class='cc'><span>").append(rs.getString("name")).append("</span><img src='pic/arrow_ltr2.png' alt='xx'><ul class='dr hovON' data-level='").append(rs.getString("nlevel")).append("'>");
                    } else {
                        if (rs.getInt("b_level") < rs.getInt("nlevel")) {
                            sb.append("<li  data-id='").append(rs.getInt("id_in")).append("'><span>").append(rs.getString("name"));
                            int x = rs.getInt("nlevel") - rs.getInt("b_level");
                            while (x-- > 0) {
                                sb.append("</span></li></ul>");
                            }
                        }
                    }
                }
            }
            sb.append("<li id='exit'><span>Выход</span></li></ul></div>");
        } catch (SQLException ex) {
            ex.printStackTrace();
        }