var max      = 15;
  var nrImages = 15;
  function makeImages() {
    this[0]     = "banners_2010/consult_brasil.jpg";
    this[1]     = "banners_2010/pousada_bosque.jpg";
    this[2]     = "banners_2010/rick.jpg";
	this[3]     = "banners_2010/rogerio.jpg";
	this[4]     = "banners_2010/san_genaro.jpg";
	this[5]     = "banners_2010/santa_casa.jpg";
    this[6]     = "banners_2010/sequoia.jpg";
	this[7]     = "banners_2010/ses.jpg";
	this[8]     = "banners_2010/sindipron.jpg";
	this[9]     = "banners_2010/mcnpelozio.jpg";
	this[10]     = "banners_2010/vivenda_tilapia.jpg";
	this[11]     = "banners_2010/palmeiras.jpg";
	this[12]     = "banners_2010/palmeiras.jpgg";	
    this[13]     = "banners_2010/ritmo.jpg";
	this[14]     = "banners_2010/vivenda_tilapia.jpg";
    this.length = nrImages;
  }
  function makeLinks() {
    this[0]     = "http://www.consultingbrazil.com.br";
    this[1]     = "http://www.pousadadobosque.net";
    this[2]     = "http://www.rickeventos.com.br";;
    this[3]     = "http://www.rogeriovisual.com.br";
	this[4]     = "http://www.pizzariasangenaro.com.br";
    this[5]     = "http://www.santacasa.com.br";
    this[6]     = "http://www.sequoia.imb.br";
    this[7]     = "http://www.ses.com.br";
	this[8]     = "http://www.sindpronsp.com.br";
	this[9]     = "http://www.mcnpelozio.com";
	this[10]     = "http://www.vivendadatilapia.com.br";	
	this[11]     = "http://www.palmeirasfutebolclube.com.br";	
	this[12]     = "http://www.palmeirasfutebolclube.com.br";
	this[13]     = "http://www.ritmoveiculos.com";	
	this[14]     = "http://www.vivendadatilapia.com.br";
	 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;
    }
  }