var max      = 10;
  var nrImages = 08;
  function makeImages() {
    this[0]     = "http://www.planetabizarro.net/wp-content/uplouds/2009/09/piscinas.gif";  
    this[1]     = "http://www.planetabizarro.net/wp-content/uplouds/2009/09/pantanal.png";     
    this[2]     = "http://www.portalbizarro.com/wp-content/uplouds/2009/10/Technos.png"; 
    this[3]     = "http://www.portalbizarro.com/wp-content/uplouds/2009/10/Technos.png"; 
    this[4]     = "http://www.planetabizarro.net/wp-content/uplouds/2009/09/ANUNCIO1.png";
    this[5]     = "http://static.megacubo.net/imagens/banners/468x60.jpg";
    this[6]     = "http://www.portalbizarro.com/wp-content/uplouds/2010/02/Shopforever.gif";  
	this[7]     = "http://www.portalbizarro.com/wp-content/uplouds/2010/07/forever.gif";        
    this.length = nrImages;
}
  function makeLinks() {
    this[0]     = "http://www.planetabizarro.net/";    
    this[1]     = "http://www.pantanalfm.com.br/";     
    this[2]     = "http://www.oticatechnos.com.br"; 
    this[3]     = "http://www.oticatechnos.com.br"; 
    this[4]     = "http://www.planetabizarro.net/anuncie"; 
    this[5]     = "http://www.megacubo.net";
    this[6]     = "http://www.shopforeverliving.com"; 
	this[7]     = "http://www.foreverliving.com.br/distribuidor/176/giovanicosta/";          
    this.length = nrImages;

  }
  var vetImages = new makeImages();
  var vetLinks  = new makeLinks();
  var x = Math.round(Math.random()*max);
  var y    = max / nrImages;
  for(var cont = 1;cont*y <= max;cont++) {
    if (x <= (cont*y)) {
      document.write("<a href="+vetLinks[cont-1]+" target=_blank><img  src="+vetImages[cont-1]+" border=0></a>");
      break;
    }
  }