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

var http = createObject();

function verifica2(valore,valore2) {
         //preload
         var par = window.parent.document;
         var images = par.getElementById('dati');
         var new_div = par.createElement('div');
         var new_img = par.createElement('img');
         new_img.src = 'indicator.gif';
         new_div.appendChild(new_img);
         images.appendChild(new_div);
         //md5
         hash = hex_md5(hex_md5(valore2));

         http.open('get', 'login2.php?username='+valore+"&password="+hash);
         http.onreadystatechange = handleResponse;
         http.send(null);
}

function handleResponse() {
if(http.readyState == 4){
     var response = http.responseText;
     document.getElementById('dati').innerHTML = response;

     // split by the pipe
                results = http.responseText.split('|');
                if (results[0] == 'Loggato')
                {
                        document.getElementById('login').innerHTML = '';
                        document.getElementById('dati').innerHTML = 'Utente loggato. <a href=pannello.php>vedi tuo profilo</a>  , <a href=preferiti.php>vedi giochi preferiti</a> oppure [<a href=logout.php>Esci</a>]';
                }
                else
                {
                        //non è loggato
                }

}
}