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	var sfEls = document.getElementById("sfnav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
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/* Client-side access to querystring name=value pairs
	Version 1.2.3
	22 Jun 2005
	Adam Vandenberg
*/
function Querystring(qs) { // optionally pass a querystring to parse
	this.params = new Object()
	this.get=Querystring_get
	
	if (qs == null)
		qs=location.search.substring(1,location.search.length)

	if (qs.length == 0) return

// Turn <plus> back to <space>
// See: http://www.w3.org/TR/REC-html40/interact/forms.html#h-17.13.4.1
	qs = qs.replace(/\+/g, ' ')
	var args = qs.split('&') // parse out name/value pairs separated via &
	
// split out each name=value pair
	for (var i=0;i<args.length;i++) {
		var value;
		var pair = args[i].split('=')
		var name = unescape(pair[0])

		if (pair.length == 2)
			value = unescape(pair[1])
		else
			value = name
		
		this.params[name] = value
	}
}

function Querystring_get(key, default_) {
	// This silly looking line changes UNDEFINED to NULL
	if (default_ == null) default_ = null;
	
	var value=this.params[key]
	if (value==null) value=default_;
	
	return value
}

//Get google tracking query string values
var qs = new Querystring();
var utm_campaign;
var utm_medium;
var utm_source;

utm_campaign = qs.get('utm_campaign');
utm_medium = qs.get('utm_medium')?qs.get('utm_medium'):'none';
utm_source = qs.get('utm_source')?qs.get('utm_source'):'none';

//If a campaign is set do urchinTracker
function doUT(src){	
	if(utm_campaign){
		javascript:urchinTracker ('/ad/tracking/'+utm_campaign+'/'+utm_medium+'/'+utm_source+'/'+src);	
	}
}
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