iframe与窗口长度

  <script language="javascript">
   function autoResizeIframe()
   {
    document.all.frameNavigation.style.height=window.frameNavigation.document.body.scrollHeight;
   }
  </script>
---------------------------------------------------------------------------------------------------------
      <IFRAME id="frameNavigation" name="frameNavigation" src="Right.aspx" frameborder="0" width="100%"
           onload="javascript:autoResizeIframe()"></IFRAME>