images = new Array(7);

images[0] = '<iframe src="http://rcm.amazon.com/e/cm?t=scooterfocus-20&o=1&p=13&l=ur1&category=wireless&banner=0SESQPYNEXXSWMYDWG02&f=ifr" width="468" height="60" scrolling="no" border="0" marginwidth="0" style="border:none;" frameborder="0"></iframe>';


images[1] = '<iframe src="http://rcm.amazon.com/e/cm?t=scooterfocus-20&o=1&p=13&l=ur1&category=automotive&banner=1Y5GNARHWSEWA940B702&f=ifr" width="468" height="60" scrolling="no" border="0" marginwidth="0" style="border:none;" frameborder="0"></iframe>';

images[2] = '<iframe src="http://rcm.amazon.com/e/cm?t=scooterfocus-20&o=1&p=13&l=ur1&category=tools&banner=0PY4E6R6W1N39TWJ6A02&f=ifr" width="468" height="60" scrolling="no" border="0" marginwidth="0" style="border:none;" frameborder="0"></iframe>';

images[3] = '<iframe src="http://rcm.amazon.com/e/cm?t=scooterfocus-20&o=1&p=13&l=ur1&category=books&banner=1N4P1140VP34Z6816KR2&f=ifr" width="468" height="60" scrolling="no" border="0" marginwidth="0" style="border:none;" frameborder="0"></iframe>';

images[4] = '<iframe src="http://rcm.amazon.com/e/cm?t=scooterfocus-20&o=1&p=26&l=ur1&category=green&banner=1BJYH57CE2BW9QWJQTG2&f=ifr" width="468" height="60" scrolling="no" border="0" marginwidth="0" style="border:none;" frameborder="0"></iframe>';

images[5] = '<iframe src="http://rcm.amazon.com/e/cm?t=scooterfocus-20&o=1&p=13&l=ur1&category=school&banner=1ERFJX0M0J7ERRD2D1G2&f=ifr" width="468" height="60" scrolling="no" border="0" marginwidth="0" style="border:none;" frameborder="0"></iframe>';

images[6] = '<iframe src="http://rcm.amazon.com/e/cm?t=scooterfocus-20&o=1&p=13&l=ur1&category=holiday&banner=04JV3NXNVC9SFQVPSYG2&f=ifr" width="468" height="60" scrolling="no" border="0" marginwidth="0" style="border:none;" frameborder="0"></iframe>';


index = Math.floor(Math.random() * images.length);
document.write(images[index]);