function traffic(document_referrer)
	{
	if (document_referrer)
		{
		var ref = document_referrer;
		ref = escape(ref);
		ref = ref.replace('+', '%2B');
		ref = ref.replace('%20', '+');
		ref = ref.replace('*', '%2A');
		ref = ref.replace('/', '%2F');
		ref = ref.replace('@', '%40');
		ref = ref.replace('=', '%3D');
		ref = ref.replace('&', '%26');

		document.write('<IMG SRC="http://www.pestremover.co.uk/traffic.php?str=' + ref + '" BORDER="0" WIDTH="1" HEIGHT="1">');
		}
	}