<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN">
<html>
 <head>
  <title>white-space pre: zero width non-breaking space</title>
  <style type="text/css">
   /* setup */
   .control { display: inline; font: 1em/1 Ahem, sans-serif; background: red; color: white; }
   td * { white-space: pre; font: inherit; }
   div { display: block; }
   span { display: inline; }

   /* test */
   td { font: 20px/1 Ahem; color: maroon; background: red; padding: 0; }
   span { background: lime; }
   div { color: green; }
  </style>
 </head>
 <body>
  <div class="control">Ahem_font_required_for_this_test.</div>
  <p>There should be no red below, only a green square bordered in green.</p>
  <!-- U+00A0 is exactly equivalent to U+200B U+0020 U+200B -->
  <table>
   <tr>
    <td>
     <div>XXXXX</div>
     <div><span>X&#x00A0;&#x00A0;&#x00A0;X</span></div>
     <div><span>X&#x200B; &#x200B; &#x200B; &#x200B;X</span></div>
     <div><span>X &#x200B; &#x200B; X</span></div>
     <div>XXXXX</div>
    </td>
   </tr>
  </table>
 </body>
</html>
