

<!--
  function show(object) {
      if (document.getElementById && document.getElementById(object) != null)
           node = document.getElementById(object).style.visibility='visible';
      else if (document.layers && document.layers[object] != null)
          document.layers[object].visibility = 'visible';
      else if (document.all)
          document.all[object].style.visibility = 'visible';
  }

  function hide(object) {
      if (document.getElementById && document.getElementById(object) != null)
           node = document.getElementById(object).style.visibility='hidden';
      else if (document.layers && document.layers[object] != null)
          document.layers[object].visibility = 'hidden';
      else if (document.all)
           document.all[object].style.visibility = 'hidden';
  }
  //-->