var my_imgs = new Array();
var my_imgs_link = new Array();
var my_imgs_alt = new Array();

/* Set image URLs */
my_imgs[0] = "http://www.trans-fast.eu/img/banner_br_site2.jpg";
my_imgs[1] = "http://www.trans-fast.eu/img/banner_br_site3.jpg";
my_imgs[2] = "http://www.trans-fast.eu/img/banner_br_site5.jpg";

/* Set image link URLs */
my_imgs_link[0] = "http://www.trans-fast.eu/en/index.php?show=45&lang=pt";
my_imgs_link[1] = "http://www.trans-fast.eu/en/index.php?show=9&lang=pt";
my_imgs_link[2] = "http://www.trans-fast.eu/en/index.php?show=14&lang=pt";

/* Set image alternate text */
my_imgs_alt[0] = "Indique os seus amigos e ganhe R$25";
my_imgs_alt[1] = "Envio de dinheiro para o Brasil e Portugal. As melhores cotacoes.";
my_imgs_alt[2] = "Transferindo sonhos desde 1988.";

if (document.getElementById && document.createTextNode) {
 
  var the_div = document.getElementById("my_banners");
  var ran_num = Math.floor(Math.random()*(my_imgs.length));
  
  var the_HTML = "<a href=\""+my_imgs_link[ran_num]+"\">";
  the_HTML += "<img src=\""+my_imgs[ran_num]+"\" class=\"banner_imgs\" ";
  the_HTML += "alt=\""+my_imgs_alt[ran_num]+"\" /></a>";
  the_div.innerHTML = the_HTML;
  
}