function addLine(){
  if(document.getElementById('ll')) var ll = document.getElementById('ll').value;
  else ll = 1;

  var sht = document.getElementById('sht').value;
  document.getElementById('sht').value = '';
  ajax = new sack();
  ajax.setVar('last', ll);
  ajax.setVar('line', sht);
  ajax.requestFile = '../shout.php';
  ajax.method = 'post';
  ajax.onCompletion = function(){
    if(ajax.response){
      document.getElementById('sht').value = '';
      document.getElementById('shout').innerHTML = ajax.response;
      document.getElementById('shout').scrollTop = document.getElementById('shout').scrollHeight;
    }
  }
  ajax.runAJAX();
}

function ol(){
  if(document.getElementById('ll')) var ll = document.getElementById('ll').value;
  else ll = 1;
  ajax = new sack();
  ajax.setVar('last', ll);
  ajax.requestFile = '../shout.php';
  ajax.method = 'post';
  ajax.onCompletion = function(){
    if(ajax.response){
      document.getElementById('shout').innerHTML = ajax.response;
      document.getElementById('shout').scrollTop = document.getElementById('shout').scrollHeight;
    }
  }
  ajax.runAJAX();
}

ol();
setInterval("ol();", 10000);