var agt = navigator.userAgent.toLowerCase();
var is_ie5 = (agt.indexOf('msie 5') != -1);

function CreateXmlHttpReq(handler)
{
  var xmlhttp = null;
  try
  {
	xmlhttp = new XMLHttpRequest();
	try
	{ xmlhttp.overrideMimeType('text/xml'); }
	catch(e)
	{ xmlhttp.onreadystatechange = handler; }
    
	xmlhttp.onload = handler;
    xmlhttp.onerror = handler;
  }
  catch(e)
  {
	var control = (is_ie5) ? 'Microsoft.XMLHTTP' : 'Msxml2.XMLHTTP';
	xmlhttp = new ActiveXObject(control);
	xmlhttp.onreadystatechange = handler;
  }
  
  return xmlhttp;
}

function AXGetData(url, handler)
{
 var a = new Array('placeholder');
 var objxmlhttp;
 
 for (var j=2; j<arguments.length; j++)
 {
	a[a.length] = arguments[j];
	if(document.getElementById(arguments[j]))
	{
		if(document.getElementById(arguments[j]).nodeName.toLowerCase() == 'div')
			document.getElementById(arguments[j]).innerHTML = '<center><IMG src="/images/loading.gif" border=0 vspace=20></center>';
	}
 }

 var myhandler = function() {
	var content = AXRequestOk(objxmlhttp);
	if (content != false)
	{
		a[0] = content;
		try
		{ return handler.apply(this, a); }			
		catch(e)
		{ return myDummyApply(handler, a); }
	}
 }

 url += (url.indexOf("?") == -1) ? '?' : '&';
 qstring = url.substring(url.indexOf("?")+1 , url.length);
 url = url.substring(0, url.indexOf("?")) +'?rand='+ escape(Math.random());	
  
 objxmlhttp = CreateXmlHttpReq(myhandler);
 objxmlhttp.open("POST", url, true);
 objxmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
 objxmlhttp.send(qstring); 
}

function myDummyApply(funcname, args)
{
 var e = "funcname(";
 for (var i = 0; i < args.length; i++)
 {
	e += "args["+i+"]";
	if (i+1 != args.length)
		e += ",";
 }

 e += ");"
 return eval(e);
}

function AXRequestOk(objxmlhttp)
{
 if (objxmlhttp.readyState == 4 && objxmlhttp.status == 200)
	return objxmlhttp.responseText;    
 else
	return false;
  
}

function AXResponse(text)
{	
 for(j=1; j<arguments.length; j++)
 {
	if(document.getElementById(arguments[j]))
 		document.getElementById(arguments[j]).innerHTML = text;
	else
		alert('Dati non reindirizzati correttamente.')
 }
}

function AXObjForm(text, objform, objelement) {
	if(document.forms[objform].elements[objelement].type.indexOf('select') > -1) {
    arrSelect = text.split("||");
    arrValue = arrSelect[0].split("|");
    arrText = arrSelect[1].split("|");
		len = document.forms[objform].elements[objelement].options.length;
    for(j=0; j<len; j++) {
      document.forms[objform].elements[objelement].options[0] = null;
		}
    for(i=0; i<arrValue.length; i++)       
 			document.forms[objform].elements[objelement].options[document.forms[objform].elements[objelement].options.length] 
= new Option(arrText[i].replace("&quot;","'"), arrValue[i].replace("&quot;","'"));
	}
 	else if(document.forms[objform].elements[objelement].type == 'text' || document.forms[objform].elements[objelement].type == 'hidden') {
 		document.forms[objform].elements[objelement].value = text;
 	}
}