function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_validateForm() { //v4.0 IT
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' deve essere un indirizzo email valido.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' è un campo obbligatorio.\n'; }
  } if (errors) alert('Attenzione, il modulo non è stato compilato correttamente:\n'+errors);
  document.MM_returnValue = (errors == '');
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}


function popup_preventivo(){
	var popup = window.open('calcolo_preventivo.php','preventivo','toolbar=0,location=0,directories=0,menuBar=0,scrollbars=0,resizable=1,status=1,width=610,height=700,top=10,left=10')
	window.location.href = 'contatti.php#prenotazioni'
}
function popup_preventivo_en(){
	var popup = window.open('preventivo.php','preventivo','toolbar=0,location=0,directories=0,menuBar=0,scrollbars=0,resizable=1,status=1,width=610,height=700,top=10,left=10')
	window.location = 'contact_us.php#prenotazioni'
}

function imposta_richiesta(){
	//copia dati del preventivo nella pagina contatti.php o contact_us.php
	
	var f = opener.document.forms['fprenotazioni']
	var fa = document.forms['form3']
	
	//assegno i campi data alla pagina chiamate
	f.elements['a_data_gg'].selectedIndex = fa.elements['DataArrivoGG'].selectedIndex
	f.elements['a_data_mm'].selectedIndex = fa.elements['DataArrivoMM'].selectedIndex
	f.elements['a_data_aaaa'].selectedIndex = fa.elements['DataArrivoAAAA'].selectedIndex
	f.elements['p_data_gg'].selectedIndex = fa.elements['DataPartenzaGG'].selectedIndex
	f.elements['p_data_mm'].selectedIndex = fa.elements['DataPartenzaMM'].selectedIndex
	f.elements['p_data_aaaa'].selectedIndex = fa.elements['DataPartenzaAAAA'].selectedIndex
	
	f.elements['Numero_adulti'].selectedIndex = fa.elements['Adulti'].selectedIndex
	f.elements['Numero_bambini'].selectedIndex = fa.elements['BambiniA'].selectedIndex
	f.elements['Numero_bambini5'].selectedIndex = fa.elements['BambiniB'].selectedIndex
	
	var testo = fa.elements['Camere'].selectedIndex + 1
	testo += fa.elements['Camere'].selectedIndex ? ' camere ' : ' camera '
	testo += 'con bagno in '
	
	var radioGrp = fa.elements['Bagno'];
	for (var i = 0; i< radioGrp.length; i++) {
		if (radioGrp[i].checked) {
			testo += radioGrp[i].value;
		}
	} 
	testo += ', '
	radioGrp = fa.elements['Tipologia'];
	for (var i = 0; i< radioGrp.length; i++) {
		if (radioGrp[i].checked) {
			testo += radioGrp[i].value;
		}
	} 
	
	f.elements['Tipologia'].value = testo
	f.elements['p'].value = 'sì' //preventivo
	
	self.close()
}