templates/bootstrap/admin/newsletter/default.tpl
<script src="{$PATH}/js/cleditor/jquery.cleditor.min.js"></script>
<link rel="stylesheet" href="{$PATH}/js/cleditor/jquery.cleditor.css">
<script type="text/javascript">
$(document).ready(function () { $(".cleditor").cleditor(); });
</script>
<div class="row">
<form class="col-lg-12" method="POST" action="{$smarty.server.SCRIPT_NAME}" role="form">
<div class="panel panel-info">
<div class="panel-heading">
<i class="fa fa-edit fa-fw"></i> Write Newsletter
<br>
<font size="1px">Newsletters support the Markdown syntax</font>
</div>
<div class="panel-body">
<div class="row">
<div class="col-lg-12">
<input type="hidden" name="page" value="{$smarty.request.page|escape}">
<input type="hidden" name="action" value="{$smarty.request.action|escape}">
<input type="hidden" name="do" value="send">
<input type="hidden" name="ctoken" value="{$CTOKEN|escape|default:""}" />
<div class="form-group">
<label>Subject</label>
<input class="form-control" size="30" type="text" name="data[subject]" value="{$smarty.request.data.subject|default:""}" required />
</div>
<div class="form-group">
<label>Content</label>
<textarea class="form-control cleditor" name="data[content]" rows="5" required>{$smarty.request.data.content|default:""}</textarea>
</div>
</div>
</div>
</div>
<div class="panel-footer">
<input type="submit" value="Send" class="btn btn-success btn-sm">
</div>
</div>
</form>
</div>