var how_many_ads = 4 
var now = new Date() 
var sec = now.getSeconds() 
var ad = sec % how_many_ads; 
ad +=1; 
 
if (ad==1){ 
url="http://www.hairdopics.com/download/fatloss-pdf.php"; 
alt="How I Lost My Belly Fat";  
banner="http://www.hairdopics.com/download/fatloss-l1.gif"; 
width="532"; 
height="102"; 
} 

if (ad==2) {   
url="http://www.hairdopics.com/download/fatloss-pdf.php"; 
alt="How I Lost My Belly Fat";  
banner="http://www.hairdopics.com/download/fatloss-l2.gif"; 
width="532"; 
height="102"; 
} 
  
if (ad==3) { 
url="http://www.hairdopics.com/download/fatloss-pdf.php"; 
alt="How I Lost My Belly Fat";  
banner="http://www.hairdopics.com/download/fatloss-l1.gif"; 
width="532"; 
height="102"; 
}

if (ad==4) { 
url="http://www.hairdopics.com/download/fatloss-pdf.php"; 
alt="How I Lost My Belly Fat";  
banner="http://www.hairdopics.com/download/fatloss-l2.gif"; 
width="532"; 
height="102"; 
}

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