var http_request = false;
	 
   function makeRequest(url, parameters)
   {
      http_request = false;
      if (window.XMLHttpRequest)
      { // Mozilla, Safari,...
         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) {
         	// set type accordingly to anticipated content type
            //http_request.overrideMimeType('text/xml');
            http_request.overrideMimeType('text/html');
         }
      } 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('Cannot create XMLHTTP instance');
         return false;
      }
      http_request.onreadystatechange = alertContents;
      http_request.open('GET', url + parameters, true);
      http_request.send(null);
   }


   function alertContents()
   {
      if (http_request.readyState == 4)
      {
         if (http_request.status == 200)
         {
            result = http_request.responseText;
						var colonna = document.getElementById("txtcolonna");
						colonna.innerHTML = result;
         }
         else
         {
            alert('There was a problem with the request.');
         }
      }
   }

   function get(component) {
	 
      var getstr = "?";
      var pageRequest = "AJAXMostraNetwork.jsp";


      var compe = document.getElementsByName(component);
      for (i = 0; i < compe.length; i++)
      {
        if (compe[i].checked)
        {
            getstr += "idCat=" + compe[i].value + "&";
        }
      }
			
			getstr += "rnd=" + Math.random();
			
      makeRequest(pageRequest, getstr);
   }

   function getBookmark(idNavigatore) {
      var getstr = "?";
      var pageRequest = "AJAXMostraBookmark.jsp";
			
      getstr += "idNavigatore=" + idNavigatore;
			getstr += "&rnd=" + Math.random();
			
      makeRequest(pageRequest, getstr);
   }
	 
	   function getRicerca(testo) {
      var getstr = "?";
      var pageRequest = "AJAXRicercaView.jsp";
			
			var testoricerca = document.getElementById("testoric").value;
			
			if (testo!=null & testo!='') 
			{
				getstr += "testoric=" + urlencode(testo);			
			}
			else
			{
				getstr += "testoric=" + urlencode(testoricerca);			
			}
      makeRequest(pageRequest, getstr);
   }