<!-- per rollover -->
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];}
}


<!-- modulo contatti -->
function Modulo() {
    var nome = document.modulo.nome.value;
    var cognome = document.modulo.cognome.value;
    var telefono = document.modulo.telefono.value;
    var email = document.modulo.email.value;
    var info = document.modulo.info.value;

    var email_reg_exp = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-]{2,})+\.)+([a-zA-Z0-9]{2,})+$/;

    if ((nome == "") || (nome == "undefined")) {
        alert("Il campo Nome è obbligatorio.");
        document.modulo.nome.focus();
        return false;
    }
    else if ((cognome == "") || (cognome == "undefined")) {
       alert("Il campo Cognome è obbligatorio.");
       document.modulo.cognome.focus();
       return false;
    }
    else if ((isNaN(telefono)) || (telefono == "") || (telefono == "undefined")) {
       alert("Il campo Telefono è numerico senza spazi ed obbligatorio.");
       document.modulo.telefono.value = "";
       document.modulo.telefono.focus();
       return false;
    }
    else if (!email_reg_exp.test(email) || (email == "") || (email == "undefined")) {
       alert("Inserire un indirizzo email corretto.");
       document.modulo.email.select();
       return false;
    }
    else if ((info == "") || (info == "undefined") || (info.indexOf("Inserisci qui il tuo slogan!") != (-1))) {
       alert("Il campo Messaggio è obbligatorio.");
       document.modulo.info.focus();
       return false;
    } 
	else {
        return true;
    }
}


function openPicture(imageName,imageWidth,imageHeight,alt,posLeft,posTop) {
    newWindow = window.open('',"newWindow","width="+imageWidth+",height="+imageHeight+",left="+posLeft+",top="+posTop);
    newWindow.document.open();
    newWindow.document.write('<html><HEAD><title>Progetto Piano - Zoom</title></HEAD><body bgcolor="#FFFFFF" leftmargin="0" topmargin="0" marginheight="0" marginwidth="0" onBlur="self.close()">');
    newWindow.document.write('<img src="'+imageName+'" width="'+imageWidth+'" height="'+imageHeight+'" alt="'+alt+'">');
    newWindow.document.write('</body></html>');
    newWindow.document.close();
    newWindow.focus();
}

function openPrint(url,w,h,pleft,ptop) {
    newWindow = window.open(url,"newWindow","width="+w+",height="+h+",left="+pleft+",top="+ptop);
    newWindow.print();
}

<!-- menucatalogo -->

function SwitchMenu(obj){
    if(document.getElementById){
    var el = document.getElementById(obj);
    var ar = document.getElementById("cont").getElementsByTagName("DIV");
        if(el.style.display == "none"){
            for (var i=0; i<ar.length; i++){
                ar[i].style.display = "none";
            }
            el.style.display = "block";
        }else{
            el.style.display = "none";
        }
    }
}
function ChangeClass(menu, newClass) {
     if (document.getElementById) {
         document.getElementById(menu).className = newClass;
     }
}
document.onselectstart = new Function("return true");

<!-- funzione antispam -->

function antispam(a,b) {
    document.location.href='mailto:'+a+'@'+b;
}

function check_totale() {
    return;
    if (js_importo < 50) {
        alert(js_importominimo);
        return false;
    }
    return true;
}

function check_piva(frm) {

    nazione = document.getElementById('nazione').value*1;
    if (nazione > 1) return true;

    piva = document.getElementById('cf_piva');
    if (typeof piva == 'object' && piva != null) {
        if (piva.value.length < 11) {
            alert('Attenzione: i residenti in Italia devono indicare il codice fiscale o la partita IVA.');
            piva.focus();
            return false;
        }

        if (piva.value.length == 11) {
            cf = document.getElementById('cf');
            if (typeof cf == 'object' && cf != null) {
                if (cf.value.length < 11) {
                    alert('Attenzione: i possessori di partita IVA devono inserire anche il codice fiscale.');
                    cf.focus();
                    return false;
                }
            }
        }
    }

    return true;
}


  function popWin( url, name, width, height, scroller )
{
var outStr = 'height=' + height + ',width=' + width;
if (scroller != 'true') {
outStr = outStr + ',menubar=no,toolbar=no,location=no,directories=no,status=no,scrollbars=no, resizable=no';
}
else {
outStr = outStr + ',menubar=no,toolbar=no,location=no,directories=no,status=no,scrollbars=no, resizable=no';
}
window.open(url, name, outStr);
}

function popWin2( url, name, width, height, scroller )
{
var outStr = 'height=' + height + ',width=' + width;
if (scroller != 'true') {
outStr = outStr + ',menubar=no,toolbar=no,location=no,directories=no,status=no,scrollbars=yes, resizable=no';
}
else {
outStr = outStr + ',menubar=no,toolbar=no,location=no,directories=no,status=no,scrollbars=no, resizable=no';
}
window.open(url, name, outStr);
}


function conferma(messaggio, url) {
    if (confirm(messaggio)) {
        document.location.href = url;
    }
    return false;
}

function localecopy(field, from) {
    nome = field+'_'+from;
    campoin = document.getElementById(nome);
    for (locale in js_locales) {
        valore = js_locales[locale];
        if (valore == 'it' || valore == from) {
        } else {
            nomeout = field+'_'+valore;
            campoout = document.getElementById(nomeout);
            campoout.value = campoin.value;
        }

    }
}

function textCounter(field, countfield, maxlimit) {
    if (field.value.length > maxlimit) // if too long...trim it!
    field.value = field.value.substring(0, maxlimit);
    // otherwise, update 'characters left' counter
    else
    countfield.value = maxlimit - field.value.length;
}
function showColor(val) {
    return;
    document.txt.new_value_5.value = val;
    updatePreview();
}
