var xmlHttp = null;


if (typeof XMLHttpRequest != 'undefined') 
{
  xmlHttp = new XMLHttpRequest();
  // Mozilla, Opera, Safari sowie Internet Explorer 7
}
else 
{
  // Internet Explorer 6
  try {   xmlHttp  = new ActiveXObject("Msxml2.XMLHTTP");    } 
  catch(e) 
  {
    try {  xmlHttp  = new ActiveXObject("Microsoft.XMLHTTP"); } 
    catch(e) { xmlHttp  = null;  }
  }
}


var ChangedURL = null;
var ChangedStatus = 0;

function ChangedAsk ()
{
  if (xmlHttp && ChangedURL)
  {
    xmlHttp.onreadystatechange = function() {ChangedDone();};
    xmlHttp.open("GET", ChangedURL+ChangedStatus, true);
    xmlHttp.send(null);
  }
}

function ChangedDone() 
{
  try 
  {
    if ((xmlHttp.readyState == 4) && (xmlHttp.status == 200))
    {
      var response = xmlHttp.responseText;
      if (response.length > 10)
      {
	ChangedStatus = response.substring(0,20);
	document.getElementById("Portal").innerHTML = response.substring(20);
      }
      window.setTimeout('ChangedAsk()', 31000);
    }
  }

  catch(e)  { }
}


function PortalTest ()
{
  ChangedAsk();
  
  // var node = document.getElementById("Portal");
  // if (node)  node.innerHTML = '<h1>leer</h1>';
}