function isEmpty(s) {
    return ((s === null) || (s.length === 0));
}

function isDigit(c) { return ((c >= "0") && (c <= "9")); }

function isUndefined(v) {
    var undef;
    return (v === undef);
}

function isWhitespace(s) {
    var whitespace = "\t\r\n";
    var i;
    if (isEmpty(s)) {
        return true;
    }
    for (i = 0; i < s.length; i++) {
        var c = s.charAt(i);
        if (whitespace.indexOf(c) == -1) {
            return false;
        }
    }

    return true;
}

function noWhitespace(s) {
    var whitespace = "\t\r\n ";
    var i;
    if (isEmpty(s)) {
        return true;
    }
    for (i = 0; i < s.length; i++) {
        var c = s.charAt(i);
        if (whitespace.indexOf(c) != -1) {
            return false;
        }
    }
    return true;
}

function isEmail(s) {
    var i = 1;
    var sLength = s.length;
    if (noWhitespace(s)) {
        while ((i < sLength) && (s.charAt(i) != "@")) { i++; }
        if ((i >= sLength) || (s.charAt(i) != "@")) {
            return false;
        }
        while ((i < sLength) && (s.charAt(i) != ".")) { i++; }
        if ((i >= sLength - 2) || (s.charAt(i) != ".")) {
            return false;
        }
        return true;
    }
    return false;
}

function isAllDigit(s) {
    var i;
    if (isEmpty(s) || isWhitespace(s)) {
        return false;
    }
    for (i = 0; i < s.length; i++) {
        var c = s.charAt(i);
        if (!isDigit(c)) {
            return false;
        }
    }
    return true;
}

function GetDaysInMonth(tmpMonth, tmpYear) {
    var szOut;
    var dPrevDate = new Date(tmpYear, tmpMonth, 1);
    var MinMilli = 1000 * 60;
    var HrMilli = MinMilli * 60;
    var DyMilli = HrMilli * 23;
    var lastDayMonth = dPrevDate.getTime();
    lastDayMonth = lastDayMonth - DyMilli;
    dPrevDate.setTime(lastDayMonth);
    szOut = dPrevDate.getDate();
    return szOut;
}

function isDate(szData, lang) {
    var retValue = false;
    var bLongFormat = true;
    var arr_date;
    var re_date;
    if (isUndefined(lang)) { lang = "it"; }
    if (lang == "us") { re_date = /^(\d{4})[\-\/](\d{1,2})[\-\/](\d{1,2})\s+(\d{1,2})[:\.](\d{1,2})[:\.]{0,1}(\d{1,2}){0,1}$/; } else { re_date = /^(\d{1,2})[\-\/](\d{1,2})[\-\/](\d{4})\s+(\d{1,2})[:\.](\d{1,2})[:\.]{0,1}(\d{1,2}){0,1}$/; }
    arr_date = re_date.exec(szData);
    if (!arr_date) {
        bLongFormat = false;
        if (lang == "us") { re_date = /^(\d{4})[\-\/](\d{1,2})[\-\/](\d{1,2})$/; } else { re_date = /^(\d{1,2})[\-\/](\d{1,2})[\-\/](\d{4})$/; }
        arr_date = re_date.exec(szData);
    }
    if (!arr_date) { return retValue; }

    //*** Controlla il mese
    var tmpMonth = Number(arr_date[2]);
    if ((tmpMonth > 12) || (tmpMonth < 1)) { return retValue; }
    //*** Controlla l'anno
    var tmpYear = (lang == "us") ? String(arr_date[1]) : String(arr_date[3]);
    if (tmpYear.length == 2) { tmpYear = "20" + tmpYear; }
    tmpYear = Number(tmpYear);
    if ((tmpYear > 9999) || (tmpYear < 1763)) { return retValue; }
    //*** Controlla il giorno
    var numDayMonth = GetDaysInMonth(tmpMonth, tmpYear);
    var tmpDay = (lang == "us") ? Number(arr_date[3]) : Number(arr_date[1]);
    if ((tmpDay > numDayMonth) || (tmpDay < 1)) { return retValue; }

    if (bLongFormat) {
        //*** Controlla l'ora
        var tmpHH = Number(arr_date[4]);
        if ((tmpHH > 23) || (tmpHH < 0)) { return retValue; }
        //*** Controlla i minuti
        var tmpMM = Number(arr_date[5]);
        if ((tmpMM > 59) || (tmpMM < 0)) { return retValue; }
        //*** Controlla i secondi
        if (arr_date.length == 7) {
            var tmpSS = Number(arr_date[6]);
            if ((tmpSS > 59) || (tmpSS < 0)) { return retValue; }
        }
    }
    return true;
}


function whichIsChecked(radio) {
    for (var i = 0; i < radio.length; i++) {
        if (radio[i].checked) {
            return radio[i].value;
        }
    }
    return "";
}

function ConfirmToGo(szConfirm, szPage) {
    if (confirm(szConfirm)) {
        window.location = szPage;
    }
    else {
        return;
    }
}

function o(url, name, options) {
    window.open(url, name, options);
}

function setQs(sf, sff) {
    var s, a, a1;
    s = decodeURI(location.search);
    a = s.split("?");
    if (a !== null) {
        if (a.length > 1) {
            a1 = a[1];
            a = a1.split("&");
            if (a !== null) {
                for (i = 0; i < a.length; i++) {
                    if (a[i].substr(0, 2) == (sff + "=")) {
                        if (typeof (eval("document." + sf)) != "undefined") {
                            eval("document." + sf + "." + sff).value = a[i].substr(2).replace(/\+/ig, " ");
                        }
                    }
                }
            }
        }
    }
    return;
}

function serchForm(objform) {
    var bRtn = true;
    var ERR = '';
    if (objform.q) {
        if (objform.q.value === '') {
            ERR += 'Specificare una stringa di ricerca!!';
            bRtn = false;
        } else if (String(objform.q.value).length < 2) {
            ERR += 'La stringa di ricerca deve contenere piu\' di un carattere!!';
            bRtn = false;
        }
    }
    if (ERR !== '') { alert(ERR); }
    return bRtn;
}
/*  Accessible Pop-up Links
*	http://www.alistapart.com/articles/popuplinks/
*/
var _POPUP_FEATURES = 'resizable=yes,location=0,statusbar=0,menubar=0,width=800,height=500';

function raw_popup(url, target, features) {
    // pops up a window containing url optionally named target, optionally having features
    if (isUndefined(features)) { features = _POPUP_FEATURES; }
    if (isUndefined(target)) { target = '_blank'; }
    var theWindow = window.open(url, target, features);
    theWindow.focus();
    return theWindow;
}

function link_popup(src, features) {
    // to be used in an html event handler as in: <a href="..." onclick="link_popup(this,...)" ...
    // pops up a window grabbing the url from the event source's href
    return raw_popup(src.getAttribute('href'), src.getAttribute('target') || '_blank', features);
}


// ------------------ COOKIES ------------------ //
// cookie expire date
var expdate = new Date();

expdate.setTime(expdate.getTime() + (24 * 60 * 60 * 1000 * 31 * 9));

/* returns the given cookie value */
function getCookieVal(offset) {
    var endstr = document.cookie.indexOf(";", offset); //; signifies end of value
    if (endstr == -1) {
        endstr = document.cookie.length; //if -1 then take it to the end
    }
    return unescape(document.cookie.substring(offset, endstr)); //convert to readable text
}
/* Get a cookie */
function GetCookie(name) {
    var arg = name + "=";
    var alen = arg.length;
    var clen = document.cookie.length;
    var i = 0;
    while (i < clen) {
        var j = i + alen;
        if (document.cookie.substring(i, j) == arg) {
            return getCookieVal(j);
        }
        i = document.cookie.indexOf(" ", i) + 1;
        if (i === 0) {
            break;
        }
    }
    return null;
}
function RemoveCookie(name) {
    document.cookie = name + "=; path=/";
}

/* Set a cookie */
function SetCookie(name, value) {
    var argv = arguments;
    var argc = arguments.length;
    var expires = (argc > 2) ? argv[2] : null;
    var path = (argc > 3) ? argv[3] : null;
    var domain = (argc > 4) ? argv[4] : null;
    var secure = (argc > 5) ? argv[5] : false;
    document.cookie = name + "=" + value + ";" +
	((expires === null) ? "" : ("; expires=" + expires.toGMTString())) +
	((path === null) ? "" : ("; path=" + path)) +
	((domain === null) ? "" : ("; domain=" + domain)) +
	((secure === true) ? "; secure" : "");
}

function tswarn(virtual) {
    var ts = GetCookie("ts");
    if (ts !== null && ts !== '') {
        /*
        objSlider = new SlidingContent('objSlider','tsdiv',0,0,"100%","100%");
        objSlider.updateLayer();
        */
        var objMyImage = new OpacityObject('tsdiv', virtual + 'static/css/img/back');
        objMyImage.setBackground();
        document.getElementById("tsdiv").style.display = 'block';
    } else {
        document.getElementById("tsdiv").style.display = 'none';
    }
}

function updatesum() {
    var maximum = document.frmpricing.p.value + document.frmpricing.s.value;
    return maximum;
}







function openCalendar(FormElement,lang) {
    var calendarwindow;
    var url = "/static/template/calendarin.html?lang=" + lang;
    calendarwindow = window.open(url, "thewindow", "toolbar=no,LEFT=300,TOP=250,WIDTH=170,HEIGHT=140,status=no,scrollbars=no,resize=no,menubar=no");
    calendarwindow.focus();
}


function openCalendarout(FormElement, lang) {
    var calendarwindow;
    var url = "/static/template/calendarout.html?lang=" + lang;
    calendarwindow = window.open(url, "thewindow", "toolbar=no,LEFT=300,TOP=250,WIDTH=170,HEIGHT=140,status=no,scrollbars=no,resize=no,menubar=no");
    calendarwindow.focus();
}


/* pro debug */
function showXML(id) {
    if (document.getElementById("debug" + id).style.display == 'block') {
        document.getElementById("debug" + id).style.display = 'none';
    } else {
        document.getElementById("debug" + id).style.display = 'block';
    }
    return false;
}

function isJSenabled(i, j) {
    if (i !== '') { document.getElementById(i).style.display = 'none'; }
    if (j !== '') { document.getElementById(j).style.display = 'block'; }
}