var XMLHttpRequestObjekt = false;

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


function kalendar(year, month) {

    if(XMLHttpRequestObjekt) {
        var delivered = document.getElementById('kalendar');        // sem se nactou data v podobe textu
        var params = "?year=" + year + "&month=" + month + "&analysis=ajax";
        XMLHttpRequestObjekt.open('GET','/base/kalendar.php' + params);       // tady se vykonnava skript
        XMLHttpRequestObjekt.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
        XMLHttpRequestObjekt.onreadystatechange = function ()
                {
                    if (XMLHttpRequestObjekt.readyState == 4 && XMLHttpRequestObjekt.status == 200)
                      { delivered.innerHTML = XMLHttpRequestObjekt.responseText;
                    }

                };

        XMLHttpRequestObjekt.send(null);
    }
}