<!-- 
 browserName = navigator.appName;
 browserVer = parseInt(navigator.appVersion);
    if ((browserName == "Netscape" && browserVer >= 3) || 
    (browserName == "Microsoft Internet Explorer" && browserVer >= "4")) version = "n3";
    else version = "n2";

function Procurar(formu){
  if (formu.servico.selectedIndex == 1)	
    endereco='http://br.altavista.com/web/results?sc=on&kl=pt&q='+formu.pesquisar.value;
  else 	if (formu.servico.selectedIndex == 2)	
    endereco='http://busca.cade.com.br/scripts/engine.exe?p2=1&p3=10&p5=10&p1='+formu.pesquisar.value;
  else 	if (formu.servico.selectedIndex == 3)	
    endereco='http://www.google.com.br/search?hl=pt-BR&q='+formu.pesquisar.value;
  else 	if (formu.servico.selectedIndex == 4)	
    endereco='http://br.busca.yahoo.com/search/br?p='+formu.pesquisar.value;
  window.open(endereco, 'Busca', 'toolbar=yes,location=yes,directories=yes,status=yes,menubar=yes,scrollbars=yes,resizable=yes,copyhistory=yes')
}

function Validar(theForm){
  if (theForm.pesquisar.value == ""){
    alert("Digite a palavra a pesquisar");
    theForm.pesquisar.focus();
    return (false);
  }

  if (theForm.servico.selectedIndex == 0){
    alert("Selecione um site de busca");
    theForm.servico.focus();
    return (false);
  }
  return (true);
}
//  -->