function linkVisitedExtra(linkId, url, sid, refId, userId, visitId) {
	var headElement = document.getElementsByTagName("head").item(0);
	// google conversion tracking for "off-clicks"
	var pixelUrl = "http://www.googleadservices.com/pagead/conversion/1036872167/?label=9BwTCJXajwEQ59O17gM&guid=ON&script=0";
	var pixelTag = document.createElement("script");
	pixelTag.setAttribute("id", "conversionTracker");
	pixelTag.setAttribute("type", "text/javascript");
	pixelTag.setAttribute("src", pixelUrl);
	headElement.appendChild(pixelTag);
	// msn conversion tracking for "off-clicks"
	var msnPixelUrl = "http://379131.r.msn.com/?type=1&cp=1";
	var msnPixelTag = document.createElement("script");
	msnPixelTag.setAttribute("id", "msnConversionTracker");
	msnPixelTag.setAttribute("type", "text/javascript");
	msnPixelTag.setAttribute("src", msnPixelUrl);
	headElement.appendChild(msnPixelTag);
}