var nav=(navigator.appName == "Microsoft Internet Explorer")? "ie":"ns"
function foto(url,wid,hei){
nova=window.open(url,"pop","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width="+wid+",height="+hei+",top=10,left=10");
if(nav == "ie"){
nova.document.write("Petrobages
");
}
}