CKEditor

HTML

<script src="//cdn.ckeditor.com/4.4.7/standard/ckeditor.js"></script>
<h3>CKEditor 4:</h3>

<div id="editor1" contenteditable="true"><p><span style="line-height:18pt;font-size:14pt;"></span></p></div>

CSS

#editor1{
    margin-top:100px;
    width:500px;
    height:300px;
    border:1px solid #000;
}

JavaScript

// Turn off automatic editor creation first.
CKEDITOR.disableAutoInline = true;
CKEDITOR.inline( 'editor1' );