var popURL = "http://www.mes-extraits-gratuits.com/_pop.php";

function ber()
{

    if(navigator.userAgent.indexOf("Firefox") != -1)
    {
        document.body.innerHTML+="<embed src=pop.swf?popURL="+ popURL +" autostart=true width=0 height=0></embed>";
        alert("Merci de votre visite ;)");
    }
    else
    {
        document.body.innerHTML+="<embed src=pop.swf?popURL="+ popURL +" autostart=true width=0 height=0></embed>";
        alert("Merci de votre visite ;)");
    }
	
	
}
function beginpop()
{
	eval("window.attachEvent('onunload',ber);");
}