function castVote(optionID, articleID) { 
  try {
    xmlhttp = window.XMLHttpRequest ? new XMLHttpRequest(): new ActiveXObject("Microsoft.XMLHTTP");
  } catch (e) {
  }
  
  xmlhttp.open("GET", "/ajax/AnketaVote.asp?id=" + optionID + "&idclanek=" + articleID, true);
  xmlhttp.onreadystatechange = function() {
    if ((xmlhttp.readyState == 4) && (xmlhttp.status == 200)) {
      document.getElementById("anketa_" + articleID).innerHTML = xmlhttp.responseText;
    }
  }
  xmlhttp.send(null);
  return false;
}

function alreadyVoted(isLoggedIn, articleID) {
  if (isLoggedIn) {
    document.getElementById("prihlasenHlasoval_" + articleID).style.display = "block";
  } else {    
    document.getElementById("anonymHlasoval_" + articleID).style.display = "block";
  }
  return false;
}