var destination2='';

function createRequestObject2() {
    var ro;
    var browser = navigator.appName;
    if(browser == "Microsoft Internet Explorer"){
        ro = new ActiveXObject("Microsoft.XMLHTTP");
    }else{
        ro = new XMLHttpRequest();
    }
    return ro;
}

var http2 = createRequestObject2();

function reqAjax2(url,dest) {

    destination2=dest;

    http2.open('get', url);
    http2.onreadystatechange = handleResponse2;
    http2.send(null);
}

function handleResponse2() {
    if(http2.readyState == 4){
        var response = http2.responseText;
        document.getElementById(destination2).innerHTML = response;
        if(response!="") document.getElementById("bandeau").style.height="22px";
    }
}

reqAjax2("/bandeau.php","bandeau");