     </header>
            <div class="btns">
                <button id="watch-btn">Enable watch</button>
                <button id="unwatch-btn">Disable watch</button>
            </div>
            <div id="test-editormd" class="editormd-onlyread">
                <textarea style="display:none;">#### Setting

```javascript
{
    readOnly        : true,
    //styleActiveLine : false,       // disable active line
    //watch           : false,       // disable watch
    //lineNumbers     : false        //