is_search_engine=false;
referrer=decodeURIComponent(document.referrer);
if(referrer)
{
  is_search_engine = is_search_engine || (referrer.match(/jlcarneiro\.com\/search/i));
  is_search_engine = is_search_engine || (referrer.match(/google/i));
  is_search_engine = is_search_engine || (referrer.match(/search\.yahoo/i));
  is_search_engine = is_search_engine || (referrer.match(/search\.msn/i));
  is_search_engine = is_search_engine || (referrer.match(/search\.live/i));
  is_search_engine = is_search_engine || (referrer.match(/pesquisa\.sapo/i));
  is_search_engine = is_search_engine || (referrer.match(/altavista/i));
  is_search_engine = is_search_engine || (referrer.match(/busca\.uol/i));
  is_search_engine = is_search_engine || (referrer.match(/buscador\.terra/i));
  is_search_engine = is_search_engine || (referrer.match(/busca\.igbusca/i));
  is_search_engine = is_search_engine || (referrer.match(/answers\.yahoo/i));
  is_search_engine = is_search_engine || (referrer.match(/bing/i));
  is_search_engine = is_search_engine || (referrer.match(/babylon/i));
  is_search_engine = is_search_engine || (referrer.match(/conduit/i));
}
if(is_search_engine)
{
  document.getElementById("mkttop").style.display="block";
}