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

  s1=aleatoire(5);
  s2=aleatoire(5);
  s3=aleatoire(5);

	document.write('<div class=\"pubLeft\">');
	document.write('<a href=\"js/choix.php\" title=\"clique ici\" target=\"_blank\"><img src=\"images/boost/bg2-'+s1+'-1.jpg\" width=\"250\" height=\"188\"></a></div><img src=\"images/jeune_25.jpg\" alt=\"\" />');
	document.write('<div class=\"pubLeft\">');
	document.write('<a href=\"js/choix.php\" title=\"clique ici\" target=\"_blank\"><img src=\"images/boost/bg2-'+s2+'-2.jpg\" width=\"250\" height=\"188\"></a></div><img src=\"images/jeune_25.jpg\" alt=\"\" />');
	document.write('<div class=\"pubLeft\">');
	document.write('<a href=\"js/choix.php\" title=\"clique ici\" target=\"_blank\"><img src=\"images/boost/bg2-'+s3+'-3.jpg\" width=\"250\" height=\"188\"></a></div>');