y=0;
ad=new Array(y);
var bnum=new Number(Math.floor(99999999 * Math.random())+1);


//ad[y++]='<a href="http://www.astrolabio.net/adserver/adserver-alfa.cgi?' + bnum + '+L=URL" target="_blank" onMouseOver="window.status=\'<<< Click Aqui ! >>>\'; return true" onMouseout="window.status=\'\';return true;"><img border="0" src="http://www.astrolabio.net/adserver/adserver-alfa.cgi?' + bnum + '+L=IMG" alt="Haga Click Aqui !" width="120" height="600"></a>'

ad[y++]='<a href="http://banner.titanpoker.com/cgi-bin/redir.cgi?id=N&member=estebanv&profile=gua240es"><img border=0 alt="Clic aquí para jugar!" src="http://banner.titanpoker.com/cgi-bin/banner.cgi?id=N&member=estebanv&profile=gua240es"></a>'

x = Math.floor(Math.random()*(y));
document.write(ad[x]);