function MM_preloadImages() { 
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { 
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { 
  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); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function nascondi() { 
  var i, visStr, args, theObj;
  args = nascondi.arguments;
  for (i=0; i<(args.length-2); i+=3) { 
    visStr   = args[i+2];
    if (navigator.appName == 'Netscape' && document.layers != null) {
      theObj = eval(args[i]);
      if (theObj) theObj.visibility = visStr;
    } else if (document.all != null) {
      if (visStr == 'show') visStr = 'visible'; 
      if (visStr == 'hide') visStr = 'hidden';
      theObj = eval(args[i+1]);
      if (theObj) theObj.style.visibility = visStr;
	} 
  }
}

function MostraAttivo(menu){
	nascondi('document.layers[\'' + menu + '\']','document.all[\'' + menu + '\']','show');
	nascondi('document.layers[\'b1\']','document.all[\'b1\']','show');
	nascondi('document.layers[\'b2\']','document.all[\'b2\']','show');
	nascondi('document.layers[\'b3\']','document.all[\'b3\']','show');
}

/*function popup(){
	window.open('/IT/Account/pop_est.htm','pop','width=300,height=150,resizable=no, scrollbars=no');
	return false;
	}*/

function nascondiTutto()
{
	if (navigator.appName == 'Netscape' && document.layers != null) 
	{
		for (i=0; i<document.layers.length; i++) 
		{
			whichEl = document.layers[i];
			nascondi('document.layers[\'' + whichEl.id + '\']','document.all[\'' + whichEl.id + '\']','hide');
		}
	} else {
		divColl=document.all.tags("DIV");
		for (i=0; i<divColl.length; i++) {
				nascondi('document.layers[\'' + divColl(i).id + '\']','document.all[\'' + divColl(i).id + '\']','hide');
		}
	}
}
function Nascondisch(){	
	for (var c=0; c<(immagini.length); c++){
	if (c != attivo){
		MM_swapImagev2('document.imgn'+c,'document.imgn'+c,"immagini/n"+c+"_off.gif")
		}
	}
}
function Mostrasch(par){
	MM_swapImagev2('document.imgn'+par,'document.imgn'+par,"immagini/n"+par+"_on.gif");
}

function cambia(att){
attivo=att;
Nascondisch();
MM_swapImagev2('document.immagine','document.immagine',"immagini/schede/"+immagini[att]+".jpg");
}

function MM_swapImagev2() { //v2.0
  var i,j=0,objStr,obj,swapArray=new Array,oldArray=document.MM_swapImgData;
  for (i=0; i < (MM_swapImagev2.arguments.length-2); i+=3) {
    objStr = MM_swapImagev2.arguments[(navigator.appName == 'Netscape')?i:i+1];
    if ((objStr.indexOf('document.layers[')==0 && document.layers==null) ||
        (objStr.indexOf('document.all[')   ==0 && document.all   ==null))
      objStr = 'document'+objStr.substring(objStr.lastIndexOf('.'),objStr.length);
    obj = eval(objStr);
    if (obj != null) {
      swapArray[j++] = obj;
      swapArray[j++] = (oldArray==null || oldArray[j-1]!=obj)?obj.src:oldArray[j];
      obj.src = MM_swapImagev2.arguments[i+2];
  } 
  }
  document.MM_swapImgData = swapArray; //used for restore
}


function resaiza(){
window.location.reload();
}


function controllaLogin(modulo){
	if (modulo.Username.value == '' || modulo.Password.value == ''){
		alert ("Compilare i campi 'Username' e 'Password'");
		modulo.Username.focus();
		return false;
	}
}


function controlla()
{		
	current=document.forms[0].elements[0].selectedIndex;
	valore=document.forms[0].elements[0].options[current].value;
	if (valore != "#"){window.location.href = valore;}
}
function apri(par1,par2,par3,par4)
{
	//return()
finestra=window.open(eval("'"+par1+"'"),par4,eval("'toolbar=no,width="+par2+",height="+par3+",screenX=10,screenY=10,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,location=no'"))
finestra.focus()
}
function ControllaMail(Email)
{
	var invalidChars = " /:,;"
	if (Email != "") {	
		for (i=0; i<invalidChars.length; i++) {	// does it contain any invalid characters?
			badChar = invalidChars.charAt(i)
			if (Email.indexOf(badChar,0) > -1) {
				return false;
			}
		}
		atPos = Email.indexOf("@",1)			// there must be one "@" symbol
		if (atPos == -1) {
			return false;
		}
		if (Email.indexOf("@",atPos+1) != -1) {	// and only one "@" symbol
			return false;
		}
		periodPos = Email.indexOf(".",atPos)
		if (periodPos == -1) {					// and at least one "." after the "@"
			return false;
		}
		if (periodPos+3 > Email.length)	{		// must be at least 2 characters after the "."
			return false;
		}else{
			return true
		}
	}
	else {
		return false;
	}
}

function controllaInfo(modulo){
	if (modulo.Nome.value == ''){
		alert("Attenzione il campo 'Nome' è obbligatorio")
		return false;
	}
	if (modulo.Cognome.value == ''){
		alert("Attenzione il campo 'Cognome' è obbligatorio")
		return false;
	}
	var Email = modulo.Email.value;
	if ( !(ControllaMail(Email)) ){
		alert("Attenzione inserire un idirizzo E-mail valido")
		return false;
	}
	if (modulo.Info.value == ''){
		alert("Attenzione il campo 'Domanda' è obbligatorio")
		return false;
	}
	
}