var id=1266;
url1='http://www.opticon.fr';
url2='http://www.referencement-2000.com';
url3='http://www.plusdehits.com';

if (document.referrer.length > 0)
{
 urlreg = '('+url1+'|'+url2+'|'+url3+')';
 hasard = Math.round(Math.random()*10000);

 var refer= escape(document.referrer);
 var tagdebut= '<LINK rel="stylesheet" type="text/css" href="http://stats.ref2000.com/stats.css?idbrioude='+id;

 tagdebut+='&thereferer=';

 var tagfin ='">';
 var tagmilieu='';
 var pagescript= escape(window.location);
 var page = "&page="+pagescript;

 page+='&hasard=';

 reg1 = /(xml_bi|cpc_bi)/;
 ok2 = reg1.exec(window.location);

 var reg = new RegExp(urlreg,'i');
 ok = reg.exec(document.referrer);

 if ((!ok)&&(!ok2)) document.write(''+tagdebut+refer+tagfin);
}