function aleatoire(N) {
		return (Math.floor((N)*Math.random()+1));
	}

  banniere=aleatoire(1);
  
	if (banniere==1) {
	url="<iframe width='170' height='1300' src='http://www.sexe-tube.eu/skydroite.php' scrolling='no' frameborder='0' style='margin:0; padding:0' allowtransparency='true'></iframe>";
	}

	document.write(url);