[gmaps] Refresh con IE 8 fallito.

[fuxio82]

mentre il parsing_xml.js è:

function parseXml(str) 
{
      if (window.ActiveXObject) 
	  {
        var doc = new ActiveXObject('Microsoft.XMLDOM');
        doc.loadXML(str);
        return doc;
      } else if (window.DOMParser) 
	  {
        return (new DOMParser).parseFromString(str, 'text/xml');
      }
}

function downloadUrl(url, callback) {
    var request = window.ActiveXObject ?
          new ActiveXObject('Microsoft.XMLHTTP') :
          new XMLHttpRequest;

    request.onreadystatechange = function() {
        if (request.readyState == 4) {
          request.onreadystatechange = doNothing;
          callback(request.responseText, request.status);
        }
    };

    request.open('GET', url, true);
    request.send(null);
}
function doNothing() {}