    <option value="organ">organ</option>
                            <option value="synth">synth</option>
                            <option value="whistle">whistle</option>
                        </select>
                    </label>
                </div>
                <!-- SOUND EFFECTS -->
                <div class="audio_editor" show="false"></div>
            </div>
        </div>

        <div id="master_volume_group">
            <input id="master_volume" min="0" max="100" step="1" orient="ver