var how_many_ads = 2;
var now = new Date()
var sec = now.getSeconds()
var ad = sec % how_many_ads;
ad +=1;
if (ad==1) {
url="http://www.crimsonchicago.com/";
alt="crimson lounge";
banner="http://www.housemusicdaily.com/themes/campaigns-june2010/crimson-200.jpg";
width="200";
height="200";
}
if (ad==2) {
url="http://www.hoschicago.com/news/";
alt="house of sol chicago";
banner="http://www.housemusicdaily.com/themes/campaigns-june2010/hos-200.jpg";
width="200";
height="200";
}

document.write('<center>');
document.write('<a href=\"' + url + '\" target=\"_top\">');
document.write('<img src=\"' + banner + '\" width=')
document.write(width + ' height=' + height + ' ');
document.write('alt=\"' + alt + '\" border=0><br></a>');
document.write('</center>');