function poslat() 
{
  var http_request = false;
  var x1 = document.getElementById('as1').value;
  var request = "as1="+x1;

  if (window.XMLHttpRequest)
  {
    http_request = new XMLHttpRequest();
  }
  else if (window.ActiveXObject)
  {
    try
    {
      http_request = new ActiveXObject("Msxml2.XMLHTTP");
    }
    catch (eror)
    {
      http_request = new ActiveXObject("Microsoft.XMLHTTP");
    }
  }

  http_request.onreadystatechange = function() { zpracuj(http_request); };
  http_request.open('POST', '/ajax/kategoria/', true);
  http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
  http_request.send(request);
  document.getElementById('loading_obrazok').innerHTML = '<img src="/images/ajax.gif" style="height: 10px" /> <span class="form_text">PRACUJEM...</span>';
  document.getElementById('as2x').innerHTML = '';
}
  
function zpracuj(http_request)
{
  if (http_request.readyState == 4)
  {
    document.getElementById('loading_obrazok').innerHTML = '';
    if (http_request.status == 200)
    {
      if(http_request.responseText == '')
      {
        document.getElementById('as2x').innerHTML = 'Neidentifikovateľná chyba!';
      }
      else
      {
        //alert(http_request.responseText);
        document.getElementById('as2x').innerHTML = http_request.responseText;
      }
    }
    else
    {
      alert('Chyba');
    }
  }
}

function poslat2(id) 
{
  var http_request = false;
  var meno = document.getElementById('as1').value;
  var meno2 = document.getElementById('as2').value;
  if(id == '') {
    meno2 = '';
  }
  if(meno2 == '') {
    meno2 = '';
  }
  var request = "as1="+meno+"&as2="+meno2;

  if (window.XMLHttpRequest)
  {
    http_request = new XMLHttpRequest();
  }
  else if (window.ActiveXObject)
  {
    try
    {
      http_request = new ActiveXObject("Msxml2.XMLHTTP");
    }
    catch (eror)
    {
      http_request = new ActiveXObject("Microsoft.XMLHTTP");
    }
  }

  http_request.onreadystatechange = function() { zpracuj2(http_request); };
  http_request.open('POST', '/ajax/mesto/', true);
  http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
  http_request.send(request);
  document.getElementById('loading_obrazok2').innerHTML = '<img src="/images/ajax.gif" class="form_img" /> <span class="form_text">PRACUJEM...</span>';
}
  
function zpracuj2(http_request)
{
  if (http_request.readyState == 4)
  {
    document.getElementById('loading_obrazok2').innerHTML = '';
    if (http_request.status == 200)
    {
      if(http_request.responseText == '')
      {
        document.getElementById('as3x').innerHTML = 'Neidentifikovateľná chyba!';
      }
      else
      {
        document.getElementById('as3x').innerHTML = http_request.responseText;
      }
    }
    else
    {
      alert('Chyba');
    }
  }
}


var backImage = new Array();
    
backImage[0] = "/gfx/map.png";
backImage[1] = "/gfx/map2.png";
backImage[2] = "/gfx/map3.png";
backImage[3] = "/gfx/map4.png";
backImage[4] = "/gfx/map5.png";
backImage[5] = "/gfx/map6.png";
backImage[6] = "/gfx/map7.png";
backImage[7] = "/gfx/map8.png";
backImage[8] = "/gfx/map9.png";

function changeBGImage(whichImage){
  document.getElementById("mapas").style.background = "url(\"" + backImage[whichImage] + "\")";
}