function check_subscribe() {
	var message=""; 
	
	if (document.n.nume.value=="") {
		message+='Completati numele!\n'; 
	}	
	
	if (document.n.email.value=="") {
		message+='Completati adresa de e-mail!'; 
	}	
	
	if (message!="") {
		alert(message);
	}	else {
			var winl = (screen.width - 200) / 2;
			var wint = (screen.height - 200) / 2;
			WindowSubscribe=window.open("subscribe.php?nume="+escape(document.n.nume.value)+"&email="+escape(document.n.email.value), "WindowSubscribe", "left="+winl+",top="+wint+",width=200,height=200");
		}
}