// check for ad vars in the query string and
// if found return the name value pairs

var ShoshFile = "";
var mon = "";
var adVars = "";
var bust = "";
var transID = "";

function getAdVars() {
	var adRefVal = '';
	var strUrl = location.search.substring(1);
	var posAdvar = strUrl.indexOf("ad_ref=")
	if (posAdvar != -1) {
		var startPos = posAdvar + 7;
		var endPos = strUrl.indexOf("&", startPos)	
		if (endPos == -1) endPos = strUrl.length;
		adRefVal = 'ad_ref=' + strUrl.substring(startPos, endPos);
	} 
	
	var posAdvar2 = strUrl.indexOf("cch=")
	if (posAdvar2 != -1) {
		var startPos2 = posAdvar2 + 4;
		var endPos2 = strUrl.indexOf("&", startPos2)	
		if (endPos2 == -1) endPos2 = strUrl.length;
		if (adRefVal != '') {
			adRefVal += '&cch=' + strUrl.substring(startPos2, endPos2);
		} else {
			adRefVal += 'cch=' + strUrl.substring(startPos2, endPos2);
		}	
	} 
	return adRefVal
}

function screenSniff() {
	var monitor = ''
	if (screen.width >= 1024) {
		monitor = '&mon=high';	 
	} else {
		monitor = '&mon=low';
	}
	return monitor
}
mon = screenSniff();