// <![CDATA[

    function toggleSource( id )
    {
      var elem
      var link

      if( document.getElementById )
      {
        elem = document.getElementById( id )
        link = document.getElementById( "l_" + id )
      }
      else if ( document.all )
      {
        elem = eval( "document.all." + id )
        link = eval( "document.all.l_" + id )
      }
      else
        return false;

      if( elem.style.display == "block" )
      {
        elem.style.display = "none"
        link.innerHTML = "click to show details [+]"
      }
      else
      {
        elem.style.display = "block"
        link.innerHTML = "click to hide [-]"
      }
    }

    function openCode( url )
    {
      window.open( url, "SOURCE_CODE", "resizable=yes,scrollbars=yes,toolbar=no,status=no,height=480,width=750" ).focus();
    }
  // ]]>