function do_vote(poll_id) {
  document.cookie = "test=test";
  if (!document.cookie) {
    alert("Включите cookie! XXI век на носу!");
    return;
  }

  f = document.forms["poll"+poll_id];
  
  v = f.elements["variant"];
  for (var i=0; i<v.length; i++)
    if (v[i].checked) {
      var w=600; var h=300;				
      window.open("/results.php?poll_id="+poll_id+"&variant="+v[i].value, "_blank", 'width='+w+', height='+h+', left='+(document.body.clientWidth-w)/2+', top='+(document.body.clientHeight-h)/2);
    }
}