<!DOCTYPE HTML>
<html>
  <head>
    <meta charset="utf-8">
    <title>Set and unset dir="auto"</title>
    <script type="text/javascript" src="setDir.js"></script>
    <style>
     textarea { resize: none; }
    </style>
  </head>
  <body onload="addLTRAutoElements()">
   <div id="container"></div>
  </body>
</html>