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<html>
 <body id="myid" dir="rtl">

 <script>
 var x=document.getElementsByTagName('body')[0];
 document.write("Text direction: " + x.dir);
 document.write("<br>");
 document.write("An alternate way: ");
 document.write(document.getElementById('myid').dir);
 </script>

 </body>
</html> 

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