// Copyright Jamison Banham 2011 - jamisonbanham.com.au
function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
	var c = ca[i];
	while (c.charAt(0)==' ') c = c.substring(1,c.length);
	if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function googleCookieReferrer() {  
   var feed=readCookie("__utmz");
   feed=feed.split('.');
   feed=feed[4].split("|"); 
   feed=feed[0].split("="); 
   return feed[1];
}
function googleCookieKeyword() {  
   var feed=readCookie("__utmz");
   feed=feed.split('.');
   feed=feed[4].split("|"); 
   feed=feed[3].split("="); 
   feed=feed[1].split('%20').join('-').split('%22').join('');
   return feed;
}

function track_href(theLink) {
   href=theLink.href;
   var ref = googleCookieReferrer();
   var kw = googleCookieKeyword();
   var results='?ref=' + ref + '&kw=' + kw;
   theLink.href=href+results;
}