{
function getCpiFromUrlPath (path, cpiName)
{
  var segments = path.split("/");
  var lastSegment = segments[segments.length - 1];
  var fileNameEnd = lastSegment.indexOf(".");
  if (fileNameEnd > 0)
    return unescape(lastSegment.substring(0, fileNameEnd));
  return "";
}

function getCpi (containerUrl, cpiName)
{
  var urlParts = containerUrl.split("?");

  var cpi = "";

  if (cpi == "")
    cpi = getCpiFromUrlPath(urlParts[0], cpiName);

  return cpi;
}
var cpi = getCpi(location.href, "sku");
if (cpi.length == 0)
  cpi = "unknown";
document.write('<script src="http://content.webcollage.net/adorama/smart-button/index.jsp?sku=' + escape(cpi) + '"><\/script>');
}