if (window.XMLHttpRequest) {// code for IE7+, Firefox, Chrome, Opera, Safari
    xmlhttp = new XMLHttpRequest();
}
else {// code for IE6, IE5
    xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
}
xmlhttp.open("GET", "xml/pretaporter.xml", false);
xmlhttp.send();
xmlDoc = xmlhttp.responseXML;
var x = xmlDoc.getElementsByTagName("pagina");
var varHTML;
varHTML = "<p>&nbsp;</p>";
varHTML += "<p class='titolo'>" + x[0].getElementsByTagName("titolo")[0].childNodes[0].nodeValue + "</p>";
varHTML += "<p>&nbsp;</p>";
varHTML += "<table><tr>";
varHTML += "<td valign='top'><span class='testo'>" + x[0].getElementsByTagName("testo")[0].childNodes[0].nodeValue + "</span></td>";
if (x[0].getElementsByTagName("foto")[0].childNodes[0].nodeValue != ".") { varHTML += "<td valign='top'><img src='./immagini/images/" + x[0].getElementsByTagName("foto")[0].childNodes[0].nodeValue + "' alt='' width='300px'></td>"; }
varHTML += "</tr></table>";
document.write(varHTML);