function makeRequestEventiHP(tipo) {
    query=tipo;
    http_request = false;
    if (window.XMLHttpRequest) { // Mozilla, Safari,...
      http_request = new XMLHttpRequest();
      if (http_request.overrideMimeType) {
        http_request.overrideMimeType('text/xml');
      }
    } 
    else if (window.ActiveXObject) { // IE
      try {
        http_request = new ActiveXObject("Msxml2.XMLHTTP");
      } catch (e) {
        try {
          http_request = new ActiveXObject("Microsoft.XMLHTTP");
        } catch (e) {}
      }
    }

    if (!http_request) {
      alert('Giving up :( Cannot create an XMLHTTP instance');
      return false;
    }
    
    var ran_number= Math.random()*15; 
    
		url = query;
     
    http_request.onreadystatechange = alertContentsEventi;
    
    http_request.open('GET', url, true);
    http_request.send(null);
  }

  
  
  
  
  function alertContentsEventi() {
    if (http_request.readyState < 4){
      document.getElementById('waitEventi').style.display = "block";    
      document.getElementById('dettaglioCalendario').style.display = "none";  
      document.getElementById('calendarioCompleto').style.display = "none";  
			
			
			
			
    }
    else if (http_request.readyState == 4) {
      if (http_request.status == 200) {
        var xmldoc = http_request.responseText;
				  document.getElementById('waitEventi').style.display = "none";    
          document.getElementById("dettaglioCalendario").style.display = "block"; 
          document.getElementById("calendarioCompleto").style.display = "none";  
          document.getElementById("dettaglioCalendario").innerHTML = xmldoc;  
        
      
      
      } else {
        alert('Problemi nel caricamento nei dati.\nRiprova pi&ugrave; tardi o comunica l\'inconveniente.\nGrazie');
      }
    }
  }