if (hr_refs != 'hr'){
 var hr_red = (window.hr_redundant)?'&red=1':'';
 var hr_ctt = (window.hr_headertitle)?'&ctt='+escape(hr_headertitle):'';
 var hr_doc = (window.hr_myurl)?hr_myurl:document.location;
 var hr_refs = "<script type=\"text/javascript\" src=\"http://heracleum.altervista.org/res/refs/list2.php?lng=0"+ hr_red + hr_ctt +"&doc="+escape(hr_doc)+"&rfr="+escape(document.referrer)+"\"></scr";
 document.write(hr_refs+"ipt>");
 hr_refs = 'hr';
}else
 document.write("Riga script per Referrer List <u>ripetuta</u>!<br />Modificare il codice HTML della pagina e assicurarsi di richiamare lo script una volta sola.<br />");