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')
		{
			if(arguments[3] == null || arguments[3] == '')
			{
				img = 'loading'; vspace = 30;
			}
			else
			{
				img = arguments[3];
				vspace = 0;
			}
			
			document.getElementById(arguments[j]).innerHTML = '<center><IMG src="/images/'+ img +'.gif" border=0 vspace='+ vspace +'></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 AXObjForm(text, nameform, objform, initelementselect){
	obj = document.forms[nameform].elements[objform];
	if(obj){
		if(obj.type.indexOf('select')>-1){
			arrSelect = text.split("||");
			arrValue = arrSelect[0].split("|");
			arrText = arrSelect[1].split("|");
			arrSel = arrSelect[2].split("|");
			objformlen = obj.options.length;
			for(j=initelementselect; j<objformlen; j++)
				obj.options[0] = null;
			objformlen = obj.options.length;
			for(j=0; j<objformlen; j++)
				obj.options[0] = null;
			for(i=0; i<arrValue.length; i++){
				obj.options[obj.options.length] = new Option(arrText[i], arrValue[i]);        
				if(arrSel[i]=='selected')
					obj.options[i].selected = true;
			}
		}else if(obj.type.indexOf('text')>-1){
			if(text=='-') text = ''
			obj.value = text;
		}else if(obj.type.indexOf('checkbox')>-1){
			obj.checked = text;
		}
	}else if(document.forms[nameform].elements[objform+'_1']&&document.forms[nameform].elements[objform+'_2']&&document.forms[nameform].elements[objform+'_3']){
		if(text.indexOf("/")>-1) arrValue = text.split("/"); else arrValue = new Array('','','');
		for(i=1;i<=3;i++)
			document.forms[nameform].elements[objform+'_'+i].value = arrValue[i-1];
	}
	//objPRS.display = 'none';
	//objPRI.display = 'none';
}
function AXResponse(text){    
	if(document.getElementById(arguments[1]))
		document.getElementById(arguments[1]).innerHTML = text;
	else
		alert('Dati non reindirizzati correttamente.') 
}
function AXResponseLW(text){    
	if(document.getElementById(arguments[1]))
	{
		document.getElementById(arguments[1]).innerHTML = text;						
		try {setupZoom();}
		catch(e) {}
	}
	else
		alert('Dati non reindirizzati correttamente.') 
}
function AXResponseStep(text){    
	arrText = text.split('|');
	if(document.getElementById(arguments[1])){
		document.getElementById(arguments[1]).innerHTML = arrText[0];
		AXNextStep(arguments[1],arrText[1]);
	}else
		alert('Dati non reindirizzati correttamente.') 
}
function AXResponseStep2(text){    
	if(document.getElementById(arguments[1])){
		document.getElementById(arguments[1]).innerHTML = text;
		AXNextStep2(arguments[1],'1');
	}else
		alert('Dati non reindirizzati correttamente.') 
}
function AX_getToPost(file,div,func){
	var strParam = '';
	for(i=0; i<nf.elements.length; i++){
		var addValue = true;
		if(nf.elements[i].type=='radio'||nf.elements[i].type=='checkbox')
			if(nf.elements[i].checked==false) addValue = false;
		if(addValue) strParam += nf.elements[i].name +'='+ encodeURIComponent(nf.elements[i].value) +'&';
	}
	if(func==null) func = AXResponse;
	AXGetData(file+'?'+strParam, func, div);
	return false;
}
function AX_getToPostLW(file,div){
	var strParam = '';
	for(i=0; i<nf.elements.length; i++){
		var addValue = true;
		if(nf.elements[i].type=='radio'||nf.elements[i].type=='checkbox')
			if(nf.elements[i].checked==false) addValue = false;
		if(addValue) strParam += nf.elements[i].name +'='+ encodeURIComponent(nf.elements[i].value) +'&';
	}
	AXGetData(file+'?'+strParam, AXResponseLW, div);
	return false;
}