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 + '+N=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 + '+N=IMG" alt="Haga Click Aqui !" width="468" height="60"></a>'

//ad[y++]='<a href="http://www.astrolabio.net/contactos/" target="_blank" onMouseOver="window.status=\'<<< Click Aqui ! >>>\'; return true" onMouseout="window.status=\'\';return true;"><img border=0 width="468" height="60" src="http://www.astrolabio.net/banners/468x60/alto/lujan.gif"></a>'

//ad[y++]='<SCRIPT TYPE="text/javascript" SRC="http://ad.yieldmanager.com/imp?z=4&s=2620"></SCRIPT>'

ad[y++]='<a href="http://sev4ifmxa.com/click/WEE6U2FsdGVkX1-l7UY9J5K0Z5QjiOQKbj4zIrFvHBuNNSRkgeyleAyCQn10q@d-@07Kqc1Z5S08kfs=/" target=""><img src="http://sev4ifmxa.com/image/WEE6U2FsdGVkX1-l7UY9J5K0Z5QjiOQKbj4zIrFvHBuNNSRkgeyleAyCQn10q@d-@07Kqc1Z5S08kfs=/" width="468" height="60" border="0"></a>'

ad[y++]='<a href="http://sev4ifmxa.com/click/WEE6U2FsdGVkX1-irh5MgdjBHQEOXgn5W7afiNH9-lfCQ7xAJp@t@CsI@ME0FSn@SDaN6qmmVaw@hSM=/" target=""><img src="http://sev4ifmxa.com/image/WEE6U2FsdGVkX1-irh5MgdjBHQEOXgn5W7afiNH9-lfCQ7xAJp@t@CsI@ME0FSn@SDaN6qmmVaw@hSM=/" width="468" height="60" border="0"></a>'

//ad[y++]='<iframe width=468 height=60 scrolling=no frameborder=0 marginheight=0 noresize marginwidth=0 src="http://www.astrolabio.net/bannerserver/468x60-hispano.html" target=_blank></iframe>'

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