var url = escape(document.location.href);
var ref= escape(document.referrer);
var larg = screen.width;
var haut = screen.height;
var coul = screen.colorDepth;
var info =  'url=' + url + '&ref=' + ref + '&larg=' + larg + '&haut=' +haut + '&coul=' + coul;
document.write ('<img src="http://www.ifactostat.com/clients/rythmecotenordcom/Compteur.asp?' + info + '" width=1 height=1 border=0>');