var azar = parseInt((Math.round((Math.random() * 7))));;
url_htmls = new Array();
url_img = new Array();

url_htmls[0] = 'http://www.muatic.com/';
url_htmls[1] = 'http://www.muatic.com/';
url_htmls[2] = 'http://www.muatic.com/';
url_htmls[3] = 'http://www.muatic.com/';
url_htmls[4] = 'http://www.muatic.com/';
url_htmls[5] = 'http://www.muatic.com/';
url_htmls[6] = 'http://www.muatic.com/';
url_htmls[7] = 'http://www.muatic.com/';

url_img[0] = 'http://www.sexomessenger.net/publicidad/messenger/vdm-160-240-1.jpg';
url_img[1] = 'http://www.sexomessenger.net/publicidad/messenger/vdm-160-240-2.jpg';
url_img[2] = 'http://www.sexomessenger.net/publicidad/messenger/vdm-160-240-3.jpg';
url_img[3] = 'http://www.sexomessenger.net/publicidad/messenger/vdm-160-240-4.jpg';
url_img[4] = 'http://www.sexomessenger.net/publicidad/messenger/vdm-160-240-5.jpg';
url_img[5] = 'http://www.sexomessenger.net/publicidad/messenger/vdm-160-240-6.jpg';
url_img[6] = 'http://www.sexomessenger.net/publicidad/messenger/vdm-160-240-7.jpg';
url_img[7] = 'http://www.sexomessenger.net/publicidad/messenger/vdm-160-240-8.jpg';

var banner = '';
banner += '<' + 'a href="' + url_htmls[azar] + '" target="_blank"><' + 'img src="' + url_img[azar] + '" ';
banner += ' width="160" height="240" border="0"><' + '/a>'; 

document.write(banner);