xtref = document.referrer.replace(/[<>]/g, '').replace(/&/g, '$');

if (document.location.search.indexOf("xtor=") > 0){
    xtquery = document.location.search.substring(1, document.location.search.length);
    monquery = xtquery.substring(xtquery.indexOf("xtor="), xtquery.length);
    pos3 = monquery.indexOf("&");
    if (pos3 == -1) pos3 = monquery.indexOf("%26");
    if (pos3 == -1) pos3 = monquery.length;
    xtor = "&xtor=" + monquery.substring(monquery.indexOf("=")+1, pos3);
    }else{xtor = ""; }
    
    function getReferer()
    {
	   print( "&xtref='"+xtref+"'&xtor='"+xtor+"'");
    }