bw.write("\"/>");
bw.write("\">");
    private void writeRoot() throws BackingStoreException, IOException {        bw.write("  <root type=\"");        if (prefs.isUserNode()) {            bw.write("user");        } else {            bw.write("system");        }        bw.write("\"/>");        writeRootMap();        writeNode();        bw.write("  </root>");        bw.newLine();    }