var dt = new Date(); var sexe = dt.getSeconds();  

if (sexe<=15) { document.write('<script LANGUAGE="JavaScript1.2" src="http://www.xponsor.com/all/affipubs.php?cat=6&format=7&part=web&target=_blank"></script>') ;}

else if (sexe<=30) { document.write('<script LANGUAGE="JavaScript1.2" src="http://www.xponsor.com/all/affipubs.php?cat=3&format=7&part=web&target=_blank"></script>') ;}

else if (sexe<=45) { document.write('<script LANGUAGE="JavaScript1.2" src="http://www.xponsor.com/all/affipubs.php?cat=4&format=7&part=web&target=_blank"></script>') ;}

else if (sexe<=60) { document.write('<script LANGUAGE="JavaScript1.2" src="http://www.xponsor.com/all/affipubs.php?cat=1&format=7&part=web&target=_blank"></script>') ;}