function pobierzDane(src, dest)
{
  var XMLHttpRequestObject = false;

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


	 if(XMLHttpRequestObject){
	  var div = document.getElementById(dest);
		var lad = document.getElementById('ladowarka');
    var url = "http://joga-wakacje.pl/" + src;
    var lista = document.getElementById("zmienna");
		if (!lista) var tekstId = 'reset';
		else var tekstId = lista[lista.selectedIndex].value;
    
		var wywolanie	 = url + tekstId;
		
    XMLHttpRequestObject.open("GET", wywolanie, true);
		
		lad.innerHTML = '<img src="images/loading_s.gif" />';

		XMLHttpRequestObject.onreadystatechange = function()
    {
			
			
		
			
      if(XMLHttpRequestObject.readyState == 1 || XMLHttpRequestObject.readyState == 2 || XMLHttpRequestObject.readyState == 3) lad.innerHTML = '<img src="images/loading_s.gif" />';
			
			if(XMLHttpRequestObject.readyState == 4 && XMLHttpRequestObject.status == 200) 
				{
        div.innerHTML = XMLHttpRequestObject.responseText;
				lad.innerHTML = '&nbsp;';
				delete XMLHttpRequestObject.responseText;
				XMLHttpRequestObject = false;
				}
		
    }
    XMLHttpRequestObject.send(null);
  }
}