function kalendar(month,year,day){
  var jmeno = document.getElementById("jmeno_svatek").value;
  jmeno = encodeURI(jmeno);
  
  var retezec = "/kalendar_ajax.php?month="+month+"&year="+year+"&den="+day+"&jmeno="+jmeno;
  
  var xmlhttp=false;
  
  try{
    xmlhttp = new ActiveXObject('Msxml2.XMLHTTP');
  }
  catch(e){
  	try{
      xmlhttp = new
      ActiveXObject('Microsoft.XMLHTTP');
    }
    catch(E){
      xmlhttp=false;
    }
  }
  
  if(!xmlhttp && typeof XMLHttpRequest!='undefined')
    xmlhttp = new XMLHttpRequest();
  
  xmlhttp.open('GET',retezec,true);
  
  xmlhttp.onreadystatechange=function(){
    if(xmlhttp.readyState==4){
      var content = xmlhttp.responseText;
      
		  document.getElementById("kalendar_uvnitr").innerHTML=content;
    }
  }
  
  xmlhttp.send(null)
  return;
}