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

  s1=aleatoire(4);
  s2=aleatoire(4);
  s3=aleatoire(4);

	document.write('                <div class=\"menu_gauche_pub\"><div class=\"pub\">');
	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>');
	document.write('                </div></div>');
	document.write('            	<img src=\"images/salope-lesbienne_24.jpg\" alt=\"\" />');
	document.write('                <div class=\"menu_gauche_pub\"><div class=\"pub\">');
	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>');
	document.write('                </div></div>');
	document.write('            	<img src=\"images/salope-lesbienne_24.jpg\" alt=\"\" />');
	document.write('                <div class=\"menu_gauche_pub\"><div class=\"pub\">');
	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>');
	document.write('                </div></div>');