title: IE 8 defaultView equivalent
body: <p>I need from document object or from a DOM element (i.e. a DIV) to know
  which is its window object.</p>
  
  <p>In Firefox I can do:</p>
  
  <pre><code>document.documentElement.ownerDocument.defaultView
  </code></pre>
  
  <p>but obviously in that AWFUL browser that statement not work!!!</p>