loc = location.search;

function getCookie(Name){
  var search = Name + "="
  if (navigator.appName == "Netscape") {
    ck = (window.top.document.cookie)
  } else {
    ck = (document.cookie)
  }
  if (ck.length > 0){
    offset = ck.indexOf(search);
    if(offset != -1){
      offset += search.length;
      end = ck.indexOf(";",offset);
      if (end == -1){
        end = ck.length;
      }
      return unescape(ck.substring(offset, end));
    }
  }
}
function setCookie(name, value) { 
  if (navigator.appName == "Netscape") {
    window.top.document.cookie = name + "=" + escape(value);
  } else {
    document.cookie = name + "=" + escape(value);
  }
}

if(loc.indexOf("?igcom")!=-1){
  setCookie('barra', 'igcom');
}
else if(loc.indexOf("?igrio")!=-1){
  setCookie('barra', 'igrio');
}
else if(loc.indexOf("?ig")!=-1){
 setCookie('barra','ig');
}


if((getCookie('barra')=='igcom')){
document.write('<script language="JavaScript" src="http://www.ig.com.br/paginas/igrio/parceiros/arteccom/barra_igcom.html"></script>');
}
else if ((getCookie('barra')=='igrio')){
document.write('<script language="JavaScript" src="http://www.ig.com.br/paginas/igrio/parceiros/arteccom/barra_igrio.html"></script>');
}
else if ((getCookie('barra')=='ig')){
document.write('<script language="JavaScript" src="http://www.ig.com.br/paginas/igrio/parceiros/arteccom/barra_ig.html"></script>');
}