images = new Array(2);
images[0] = '<a href="http://www.cpaclicks.com/secure.asp?e=dymxmhcsbbsx&d=0&l=0&o=&p=0&subID1=dietsindex&subID2=120x600"><img src="http://www.cpaclicks.com/imageredirect.asp?a=40105&b=62261" alt="" border="0"></a>';
images[1] = '<a href="http://www.cpaclicks.com/secure.asp?e=bgyvyqfelqdy&d=0&l=0&o=&p=0&subID1=dietsindex&subID2=120x600"><img src="http://www.cpaclicks.com/imageredirect.asp?a=40105&b=76590" alt="" border="0"></a>';
index = Math.floor(Math.random() * images.length);
document.write(images[index]);