var xmlhttp = new Array();

function Zjisti(id,url,keywords)
{
  xmlhttp[id] = (window.XMLHttpRequest ? new XMLHttpRequest : (window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : false));   
  if (!xmlhttp[id]) return false;
 
  document.getElementById('pozice'+id).innerHTML = 'Zjištuji...';

  xmlhttp[id].open('GET', 'http://www.pozice.info/ziskat-pozici-verejne.html?ajax=true&url='+url+'&keywords='+keywords+'&vyhledavac='+id); 
  xmlhttp[id].onreadystatechange = function() { Dopln(xmlhttp[id], id); }; 
  xmlhttp[id].send(''); 
}

function Dopln(reson, id)
{
  if (reson.readyState == 4) 
  {
    td = document.getElementById('pozice'+id);
  
    if (reson.responseText == 'false')
    {
      td.innerHTML = 'Vyčerpali jste možnosti';
      setTimeout("window.location.href='/jak-koupit-kredity.html'",3000);
    }
    else td.innerHTML = reson.responseText;
  }
}