function MM_swapImgRestore() { //v3.0
  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_preloadImages() { //v3.0
  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_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_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 MM_displayStatusMsg(msgStr) { //v1.0
  status=msgStr;
  document.MM_returnValue = true;
}

function MM_validateForm() { //v4.0
	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.id;
			if ((val=val.value)!="")
			{
				if (test.indexOf('isEmail')!=-1)
				{
					p=val.indexOf('@');
					if (p<1 || p==(val.length-1)) errors+='- '+nm+' deve contenere un indirizzo e-mail 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 obbligatorio.\n'; 
		}
	}
	if (errors) alert('Si sono verificati i seguenti errori:\n'+errors);
	document.MM_returnValue = (errors == '');
}