Loading WYSIWYG Editor in custom block (Concrete5)

edit.php

<h2>Description 1</h2>
<?php
Loader::element('editor_init');
Loader::element('editor_config');
Loader::element('editor_controls');
?>
<div class="ccm-block-field-group" id="ccm-editor-pane">
	<textarea id="description" class="ccm-advanced-editor advancedEditor" name="description" rows="5" style="width: 95%;"><?php  echo $description; ?></textarea>
</div>

<!-- Only one WYSIWYG Editor possible at this time because of concrete5 bug -->