function checkResize()
  {
    try
    {
      if ($('headerContainer').offsetHeight && $('pageContainer').offsetWidth)
      {
        $('contentFrame').style.height = getContentAreaHeight();
        $('contentFrame').style.width  = "100%"; //getContentAreaWidth();
      }
    }
    catch(e)
    {
      alert("Error: " + (e.number & 0xFFFF) + " - " + e.description);
    }
  }

  function getContentAreaHeight()
  {
    var magicNumber = 1;
    var headerSize  = $('headerContainer').offsetHeight + magicNumber;
    var pageSize    = pageHeight();
    return pageSize - headerSize;
  }
  function getContentAreaWidth()
  {
    var magicNumber = -16;
    var pageSize    = $('pageContainer').offsetWidth - magicNumber;
    return pageSize;
  }