// http://mysitez.km.ua/Programming/?jshttpsend
var req;
function loadXMLDoc(url) {
    if (window.XMLHttpRequest) {
        req = new XMLHttpRequest();
        req.onreadystatechange = processReqChange;
        req.open("GET", url, true);
        req.send(null);
    } else if (window.ActiveXObject) {
        req = new ActiveXObject("Microsoft.XMLHTTP");
        if (req) {
            req.onreadystatechange = processReqChange;
            req.open("GET", url, true);
            req.send();
        }
    }
}

function processReqChange() {   
    if (req.readyState == 4) {
        if (req.status == 200) {
document.getElementById("sm").innerHTML=req.responseText;
        } else {
            alert("Не удалось получить данные:" + req.statusText);
        }
    }  
}