var XMLHttpRequestObject = false;

if (window.XMLHttpRequest) {
  XMLHttpRequestObject = new XMLHttpRequest();
}
else if (window.ActiveXObject) {
  XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP");
}


function SendRequest(nr,ajax)
{

    if(XMLHttpRequestObject){
      var div = document.getElementById(ajax);
      var url = "m/pobierz_sklepy.php";
      XMLHttpRequestObject.open("POST", url);
      XMLHttpRequestObject.setRequestHeader(
        'Content-Type', 'application/x-www-form-urlencoded');
      XMLHttpRequestObject.onreadystatechange = function()
      {
        if(XMLHttpRequestObject.readyState == 4 &&
            XMLHttpRequestObject.status == 200){
          var str = XMLHttpRequestObject.responseText;
          div.innerHTML = str;
          
        }
      }
      
      var tfValue0 = nr;  
      XMLHttpRequestObject.send("nr=" + tfValue0);
  
    }
    
}

function SendRequestProducer(nr,ajax)
{

    if(XMLHttpRequestObject){
      var div = document.getElementById(ajax);
      var url = "m/pobierz_producentow.php";
      XMLHttpRequestObject.open("POST", url);
      XMLHttpRequestObject.setRequestHeader(
        'Content-Type', 'application/x-www-form-urlencoded');
      XMLHttpRequestObject.onreadystatechange = function()
      {
        if(XMLHttpRequestObject.readyState == 4 &&
            XMLHttpRequestObject.status == 200){
          var str = XMLHttpRequestObject.responseText;
          div.innerHTML = str;
          
        }
      }
      
      var tfValue0 = nr;
      var tfValue1 = 1;  
      XMLHttpRequestObject.send("nr=" + tfValue0 + "&laduj=" + tfValue1);
  
    }
    
}
function SendRequestCategory(nr,ajax)
{

    if(XMLHttpRequestObject){
      var div = document.getElementById(ajax);
      var url = "m/pobierz_podkategorie.php";
      XMLHttpRequestObject.open("POST", url);
      XMLHttpRequestObject.setRequestHeader(
        'Content-Type', 'application/x-www-form-urlencoded');
      XMLHttpRequestObject.onreadystatechange = function()
      {
        if(XMLHttpRequestObject.readyState == 4 &&
            XMLHttpRequestObject.status == 200){
          var str = XMLHttpRequestObject.responseText;
          div.innerHTML = str;
          ShowProducer(nr);
        }
      }
      
      var tfValue0 = nr;
      var tfValue1 = 1;  
      XMLHttpRequestObject.send("nr=" + tfValue0 + "&laduj=" + tfValue1);
  
    }
    
}


function ShowShop(nr)
{

  SendRequest(nr,'sklepy-lista-blok');

}
function ShowProducer(nr)
{

  SendRequestProducer(nr,'producenci-blok');

}
function ShowProducerCategory(nr)
{

  if(nr==0) {
  
    SendRequestProducer(document.getElementById('Search_Form').kat.value,'producenci-blok');
  
  }
  else {
  
    SendRequestProducer(nr,'producenci-blok');
  
  }

  

}
function ShowCategory(nr)
{

  SendRequestCategory(nr,'podkategorie-blok');

}