if(!jQuery.cachedScript)
{
  jQuery.cachedScript = function( url, options )
  {
    options = $.extend( options || {}, {
      dataType: "script",
      cache: true,
      url: url
    });

    return jQuery.ajax( options );
  };
}

function handleBNRecs(bnjson)
{
  if(typeof(bnRecHandler) != "undefined")
  {
    bnRecHandler(bnjson);
  }
}

function readBNRecs(useUrl)
{
  var bnguideValues = {"SubSeriesPage":"configurator_page", "ProductPage":"product_page", "Cart":"shopping_cartpage"};
  var bnguide = bnguideValues[$("meta[name='TaxonomyType']").attr("content")];
  if(bnguide != null)
  {
    if(Array.isArray(useUrl))
    {
      var bnurl = "";
      for(var u=0;u<useUrl.length;u++)
      {
        bnurl += "&url=" + escape(useUrl[u]);
      }
      $.cachedScript("http://lenovo-www.baynote.net/baynote/guiderest?outputFormat=JSON&callback=handleBNRecs&cn=lenovo&cc=www&guide=" + bnguide + bnurl + "&v=1");
    }
    else
    {
      var bnurl = (useUrl != null)?escape(useUrl):escape(location.href);
      $.cachedScript("http://lenovo-www.baynote.net/baynote/guiderest?outputFormat=JSON&callback=handleBNRecs&cn=lenovo&cc=www&guide=" + bnguide + "&url=" + bnurl + "&v=1");
    }
  }
}