//============================================================================
	//-                   Copyright © 2006, 2010 Maxxcom Sas                     -
	//-                           All rights reserved.                           -
	//-                                                                          -
	//-    Questo codice sorgente è protetto da copyright in base alle leggi e   -
	//-    ai trattati internazionali. L'uso non autorizzato, la riproduzione    -
	//-    parziale o totale, l'alterazione, la distribuzione di questo codice   -
	//-    sorgente saranno perseguite in sede penale e civile in ottemperanza   -
	//-    alle leggi esistenti. Sono soggette alle rispettive licenze freeware, -
	//-    GPL, LGPL o di altro tipo, le parti di codice sorgente acquisite da   -
	//-    terze parte anche senza il consenso scritto. In tal caso i nomi degli -
	//-    autori sono riportati a monte delle procedure utilizzate e/o incluse. -
	//-    Eventuali omissioni o errori potranno essere comunicati all'indirizzo -
	//-    email info@maxxcom.it per una pronta correzione e/o integrazione.     -
	//-                                                                          -
	//-    www.maxxcom.it                                                        -
	//============================================================================

    if ( window!= top )
        top.location.href = location.href;

    var dom = (document.getElementById) ? true : false; 
    var ns5 = ((navigator.userAgent.indexOf("Gecko")>-1) && dom) ? true: false; 
    var ie5 = ((navigator.userAgent.indexOf("MSIE")>-1) && dom) ? true : false; 
    var ns4 = (document.layers && !dom) ? true : false; 
    var ie4 = (document.all && !dom) ? true : false; 

    function GetObj(id) { 
	    if (dom) return document.getElementById(id);
	    return (ns4) ? document.layers[id] : (ie4) ? document.all[id] : (ie5||ns5) ? document.getElementById(id) : null; 
    }

	function getObject(name) {
	    var obj = null; 
		if (document.getElementById)
			obj = document.getElementById(name);
		else if (document.all)
			obj = document.all[name];
		else if (document.layers)
			obj = getObjNN4(document, name);
		if (obj == null) {
			for(i = 0; i < document.forms.length; i++) {
				if( typeof(document.forms[i].elements[name]) == "object") {
					obj = document.forms[i].elements[name];
					break;
				}
			}
		}
		return obj;
	}

	function IsObjectDefined(name) {
		var oB = getObject(name);
		if (oB != null)
			return true;
		else
			return false;
	}
	
	function LTrim(str) {
   		var whitespace = new String(" \t\n\r");
   		var s = new String(str);
   		if (whitespace.indexOf(s.charAt(0)) != -1) {
      		var j=0, i = s.length;
      		while (j < i && whitespace.indexOf(s.charAt(j)) != -1)
         	j++;
      		s = s.substring(j, i);
   		}
   		return s;
	}

	function RTrim(str) {
	   var whitespace = new String(" \t\n\r");
   		var s = new String(str);
   		if (whitespace.indexOf(s.charAt(s.length-1)) != -1) {
      		var i = s.length - 1;
      		while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1)
         	i--;
      		s = s.substring(0, i+1);
   		}
   		return s;
	}

	function Trim(str) {
   		return RTrim(LTrim(str));
	}

    /*
    function Ltrim(str) {
        return str.replace(/^\s+/, '');
    }

    function Rtrim(str) {
        return str.replace(/\s+$/, '');
    }

    function Trim(str) {
        return str.replace(/^\s+/, '').replace(/\s+$/, '');
    }
    */

	function RetainChars(s, charList) {   
		var i;
    	var returnString = "";
    	for (i = 0; i < s.length; i++) {   
        var c = s.charAt(i);
        if (charList.indexOf(c) != -1) returnString += c;
    	}
    	return returnString;
	}

	function StripChars(s, charList) {   
		var i;
    	var returnString = "";
    	for (i = 0; i < s.length; i++) {   
            var c = s.charAt(i);
            if (charList.indexOf(c) == -1) returnString += c;
    	}
   	    return returnString;
	}

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

	function isWhitespace (s) {   
		var i;
		var whitespace = " \t\n\r";
    	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 isNumeric(c) {
		var sNumbers = "01234567890";
		if (sNumbers.indexOf(c) == -1)
			return false;
		else 
		    return true;
	}  

	function isAlpha(c) {
		var lCode = c.charCodeAt(0);
		if (lCode >= 65 && lCode <= 122 ) {	
			return true;
      }
		else 
			return false;
	}  

	function isNumber(str) {
		var result = true;
		for (var i=0; i<str.length; i++)
			if (!isNumeric(str.substr(i, 1))) {
				result = false;
				break;
			}
		return result;
	}

	function isSpacedNumber(str) {
		var result = true;
		for (var i=0; i<str.length; i++)
			if (!(isNumeric(str.substr(i, 1)) || str.substr(i, 1) == ' ')) {
				result = false;
				break;
			}
		return result;
	}

	function isAlphabetical(str) {
		var result = true;
		str = str.toUpperCase();
		for (var i=0; i < str.length; i++)
			if (!isAlpha(str.substr(i, 1))) {
				result = false;
				break;
			}
		return result;
	}

	function isSpecedAlphabetical(str) {
		var result = true;
		str = str.toUpperCase();
		for (var i=0; i < str.length; i++)
			if (!(isAlpha(str.substr(i, 1)) || str.substr(i, 1) == ' ')) {
				result = false;
				break;
			}
		return result;
	}

	function isText(str) {
		var result = true;
		for (var i=0; i<str.length; i++)
			if (!(isAlpha(str.substr(i,1)) || isNumeric(str.substr(i,1)))) {
				result = false;
				break;
			}
		return result;
	}

	function isSpacedText(str) {
		var result = true;
		for (var i=0; i<str.length; i++)
			if (!(isAlpha(str.substr(i,1)) || isNumeric(str.substr(i,1)) || str.substr(i, 1) == ' ')) {
				result = false;
				break;
			}
		return result;
	}

    function PadTwo(number) {
        return (number < 10 ? '0' : '') + number
    }

    function HtmlEncode(source) {
	    source = ReplaceStr(source, '&', '&amp;');
	    source = ReplaceStr(source, '>', '&gt;');
	    source = ReplaceStr(source, '<', '&lt;');
	    return source;
    }

    function HtmlDecode(source) {
	    source = ReplaceStr(source, '&lt;', '<');
	    source = ReplaceStr(source, '&gt;', '>');
	    source = ReplaceStr(source, '&amp;', '&');
	    return source;
    }

    function JsQuote(source) {
	    source = ReplaceStr(source, "\\", "\\\\");
	    source = ReplaceStr(source, "'", "\\'");
	    return source;
    }

	/*******************************************************
	This script and many more are available free online at
	The JavaScript Source!! http://javascript.internet.com
	V1.1.3: Sandeep V. Tamhankar (stamhankar@hotmail.com)
	Original:  Sandeep V. Tamhankar (stamhankar@hotmail.com)
	********************************************************/
	function isEmail (emailStr) {
		var checkTLD=1;
		var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
		var emailPat=/^(.+)@(.+)$/;
		var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
		var validChars="\[^\\s" + specialChars + "\]";
		var quotedUser="(\"[^\"]*\")";
		var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
		var atom=validChars + '+';
		var word="(" + atom + "|" + quotedUser + ")";
		var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
		var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
		var matchArray=emailStr.match(emailPat);
		if (matchArray == null) { return false; }
		var user = matchArray[1];
		var domain = matchArray[2];
		for (i = 0; i < user.length; i++) {
			if (user.charCodeAt(i) > 127) { return false; }
		}
		for (i = 0; i < domain.length; i++) {
			if (domain.charCodeAt(i) > 127) { return false; }
		}
		if (user.match(userPat) == null) { return false; }
		var IPArray = domain.match(ipDomainPat);
		if (IPArray != null) {
			for (var i = 1; i <= 4; i++) {
				if (IPArray[i] > 255) { return false; }
			}
			return true;
		}
		var atomPat = new RegExp("^" + atom + "$");
		var domArr = domain.split(".");
		var len = domArr.length;
		for (i = 0; i < len; i++) {
			if (domArr[i].search(atomPat) == -1) { return false; }
		}
		if (checkTLD && domArr[domArr.length-1].length != 2 && domArr[domArr.length-1].search(knownDomsPat) == -1) {
			return false;
		}
		if (len < 2) { return false; }
		return true;
	}

    function AdjustDate(value) 
    {
        value = Trim(value.replace(/-/g, "/"));
        var d = new Date();
        var m = Trim(d.getMonth() + 1);
        var y = Trim(d.getFullYear()); 
        if (m.length == 1) { m = '0' + m; }
        if (value.length == 1) { value = '0' + value; }
        if (value.length == 2 && value.charAt(1) == "/") { value = '0' + value; }
        if (value.length == 2) { value = value + "/"; }
        if (value.length == 3 && value.charAt(2) == "/") { value = value + m + "/"; }
        if (value.length == 4 && value.charAt(2) == "/") { 
            value = value.substr(0, 3) + "0" + value.charAt(2) + "/"; 
        }
        if (value.length == 4) { value = value.substr(0, 2) + "/" + value.substr(2) + "/"; }
        if (value.length == 5 && value.charAt(2) == "/") { value = value.substr(0, 2) + "/" + value.substr(3) + "/"; }
        if (value.length == 6 && value.indexOf("/") == -1) { value = value.substr(0, 2) + "/" + value.substr(2, 2) + "/" + y.substr(0, 2) + value.substr(4); }
        if (value.length == 6) { value = value + y; }
        if (value.length == 8 && value.indexOf("/") == -1) { value = value.substr(0, 2) + "/" + value.substr(2, 2) + "/" + value.substr(4); }
        if (value.length == 8 && value.charAt(2) == "/" && value.charAt(5) == "/") { value = value.substr(0, 2) + "/" + value.substr(3, 2) + "/" + y.substr(0, 2) + value.substr(6); }
        return value;
    }

	function isValidDatePart(dayPart, monthPart, yearPart) 
	{
		month = eval(monthPart);
		if (isNaN(month)) { return -2; }; //mese non valido
		if (month < 1 || month > 12) { return -2; } //mese non valido
		year = eval(yearPart);
		if (isNaN(year)) { return -5; }; //anno non valido
		day = eval(dayPart);
		if (isNaN(day)) { return -3; }; //giorno non valido
		if (day < 1 || day > 31) { return -3; } //giorno non valido
		if ((month == 4 || month == 6 || month == 9 || month == 11) && day == 31) { return -4; } //giorni del mese errati
		if (month == 2) {
			var isleap = (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0));
			if (day > 29 || ( day == 29 && !isleap )) { return -4; } //giorni del mese errati
		}
		return 0; //data valida
	}

    function AddDays(strDate, intDays){
        strDate = Date.parse(strDate);
        strDate = parseInt(strDate, 10);
        strDate = strDate + intDays * (24 * 60 * 60 * 1000);
        return new Date(strDate);
    }

	function getObjNN4(obj, name) {
		var x = obj.layers;
		var foundLayer;
		for (var i=0; i<x.length; i++) {
			if (x[i].id == name)
		 		foundLayer = x[i];
			else if (x[i].layers.length)
				var tmp = getObjNN4(x[i],name);
			if (tmp) foundLayer = tmp;
		}
		return foundLayer;
	}

    function focusFirst()  {
        var bFound = false;
        for (f=0; f < document.forms.length; f++) {
            for(i=0; i < document.forms[f].length; i++) {
                if (document.forms[f][i].type != "hidden") {
                    if (document.forms[f][i].disabled != true) {
                        document.forms[f][i].focus();
                        var bFound = true;
                    }
                }
                if (bFound == true)
                    break;
            }
            if (bFound == true)
                break;
        }
    }

    function SetCursor(style) {
        var Cursor =    document.layers ? document.cursor :
                        document.all ? document.all.cursor :
                        document.getElementById ? document.getElementById('cursor') : null; 
        Cursor = style;  
    }

    function doHourglass() {
        //document.body.style.cursor = 'wait';
        SetCursor('wait');
    }

    function doPointer() {
        //document.body.style.cursor = 'wait';
        SetCursor('default');
    }
    
	function getElementsByAttribute(oElm, strTagName, strAttributeName, strAttributeValue)	{
		var arrElements = (strTagName == "*" && document.all)? document.all : oElm.getElementsByTagName(strTagName);
		var arrReturnElements = new Array();
		var oAttributeValue = (typeof strAttributeValue != "undefined")? new RegExp("(^|\\s)" + strAttributeValue + "(\\s|$)") : null;
		var oCurrent;
		var oAttribute;
		for(var i=0; i<arrElements.length; i++)	{
			oCurrent = arrElements[i];
			oAttribute = oCurrent.getAttribute(strAttributeName);
			if(typeof oAttribute == "string" && oAttribute.length > 0) {
				if(typeof strAttributeValue == "undefined" || (oAttributeValue && oAttributeValue.test(oAttribute))){
					arrReturnElements.push(oCurrent);
				}
			}
		}
		return arrReturnElements;
	}
	
	function getScrollXY() {
        var scrOfX = 0, scrOfY = 0;
        if( typeof( window.pageYOffset ) == 'number' ) {
            //Netscape compliant
            scrOfY = window.pageYOffset;
            scrOfX = window.pageXOffset;
        } else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
            //DOM compliant
            scrOfY = document.body.scrollTop;
            scrOfX = document.body.scrollLeft;
        } else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
            //IE6 standards compliant mode
            scrOfY = document.documentElement.scrollTop;
            scrOfX = document.documentElement.scrollLeft;
        }
        return [ scrOfX, scrOfY ];
    }

    function getClientDims() {
        var myWidth = 0, myHeight = 0;
        if( typeof( window.innerWidth ) == 'number' ) {
            //Non-IE
            myWidth = window.innerWidth;
            myHeight = window.innerHeight;
        } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
            //IE 6+ in 'standards compliant mode'
            myWidth = document.documentElement.clientWidth;
            myHeight = document.documentElement.clientHeight;
        } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
            //IE 4 compatible
            myWidth = document.body.clientWidth;
            myHeight = document.body.clientHeight;
        }
        return [ myWidth, myHeight ];
    }

    function GetWidth() {
	    var width = 1024;
	    if (document.documentElement && document.documentElement.clientWidth)
		    width = document.documentElement.clientWidth;
	    else if (document.body.clientWidth)
		    width = document.body.clientWidth;
	    else if (self.innerWidth)
		    width = self.innerWidth;
	    return width;
    }

    function GetHeight() {
	    var height = 768;
	    if (self.innerHeight)
		    height = self.innerHeight;
	    else if (document.documentElement && document.documentElement.clientHeight)
		    height = document.documentElement.clientHeight;
	    else if (document.body.clientHeight)
		    height = document.body.clientHeight;
	    return height;
    }

    function GetBounds(object) {
	    if (object == null) 
		    return {Left: 0, Top: 0, Width: 0, Height: 0};
	    var left = object.offsetLeft;
	    var top = object.offsetTop;
	    for (var parent = object.offsetParent; parent; parent = parent.offsetParent)
	    {
		    left += parent.offsetLeft;
		    top += parent.offsetTop;
	    }
	    return {Left: left, Top: top, Width: object.offsetWidth, Height: object.offsetHeight};
    }

	function addDOMText(el, strText, newID) {
		eDIV = document.createElement("div");
		eDIV.setAttribute("id", newID);
		eDIV.appendChild(document.createTextNode(strText));
		if (typeof(el) == 'string')
			getObject(el).appendChild(eDIV);
		else
			el.appendChild(eDIV);
	}

	function clearDOMContent(el) {
		if (typeof(el) == 'string') {
			var oB = getObject(el);
			if (oB != null) {
				nEl = oB.cloneNode(false);
				oB.parentNode.insertBefore(nEl, oB);
				oB.parentNode.removeChild(oB);			
			}
		} else {
			nEl = el.cloneNode(false);
			el.parentNode.insertBefore(nEl, el);
			el.parentNode.removeChild(el);		
		}
	}

    function CleanNode(object) {
      while (object.firstChild)
        object.removeChild(object.firstChild);
    }

	function setDOMText(el, strText, newID) {
		if (typeof(el) == 'string') {
			oB = getObject(el);
			if (oB != null) {
				clearDOMContent(oB);
				addDOMText(oB, strText, newID);
			}
		} else {
			clearDOMContent(el);
			addDOMText(el, strText, newID);		
		}
	}

	function getDOMText(el) {
		var value = "";
		if (typeof(el) == 'string') {
			var oB = getObject(el);
			if (oB != null) {
				if (oB.childNodes.length != 0) {
					value = oB.firstChild.nodeValue;
				}
			}
		} else {
			if (el.childNodes.length != 0) {
				value = el.firstChild.nodeValue;
			}
		}
		return value;
	}

    function openRequestedPopup(url, name, attributes) {
        window.open(url, name, attributes);
    }

	function checkSubmission(objNameOrId, msgText) {
		if (isEmpty(objNameOrId)) { objNameOrId = "conferma"; }
		if (document.getElementById)
			img = document.getElementById(objNameOrId);
		else if (document.all)
			img = document.all[objNameOrId];
		if (img != null) {
			if (img.name.toLowerCase() == "submitted") {
				alert(msgText);
				return false;
			}
			img.name = 'submitted';
		}
		return true;
	}

	function EnsureNumeric() {
		var keyCode=window.event.keyCode;
		if(!((keyCode > 47 && keyCode < 58) || keyCode==44 || keyCode == 45)) {
			window.event.returnValue = false;
		}
	}

    window.EnsureUpper = function()
    {
        key = window.event.keyCode;
        if ((key > 0x60) && (key < 0x7B))
        window.event.keyCode = key-0x20;
    }

    function Round(number, decimals) {
        decimals = (!decimals ? 2 : decimals);
        return Math.round(number*Math.pow(10, decimals))/Math.pow(10, decimals);
    }

    function fixedRound(num2round,digits) {
	    var num=num2round.toString();
	    if (num.length<=digits) { //>
		    var sep=num.indexOf(".");
		    if (sep==-1) {num+=".";sep=num.indexOf(".");}
		    var dec=num.substring(sep,num.length);
		    for (var x=0;x<eval((digits-dec.length)+1);x++)/*>*/{num=num+"0";}
		    return num;
	    }
	    else {
		    var sep=num.indexOf(".");
		    sep=sep+digits+1;
		    num=num.substring(0,sep);
			    if (parseInt(num.substring(eval(sep-1),sep))>=5) {movelastnum=true;}else {movelastnum=false;}
			    if (movelastnum) {var numbers=new Array();
				    for (var x=0;x<num.length;x++)/*>*/{numbers[numbers.length]=num.substring(x,eval(x+1));}
				    var lng=numbers.length;
				    if (numbers[lng]!=9) {numbers[lng]=numbers[lng]+1;}
				    else {
					    for(var y=lng;y>0;y--) {
					    if (numbers[y]!=".");
						    if (parseInt(numbers[y])==9) {numbers[y]="0";}
						    else {numbers[y]=parseInt(numbers[y]);+1;}
					    }
					    }
			    for (var x=0;x<numbers.length;x++) {num+=numbers[x];}}
		    return num;
	    }
    }

    function GetBorderWidth(style, width) {
	    if (style == 'none')
	    {
		    return 0;
	    }
	    else
	    {
		    var floatWidth = parseFloat(width);
		    if (isNaN(floatWidth))
		    {
			    return 0;
		    }
		    else
		    {
			    return Math.round(floatWidth);
		    }
	    }
    }

    function GetBorders(element) {
	    if (Browser.Mozilla)
	    {
		    var top = GetBorderWidth(ReadStyle(element, 'border-top-style'), ReadStyle(element, 'border-top-width'));
		    var right = GetBorderWidth(ReadStyle(element, 'border-right-style'), ReadStyle(element, 'border-right-width'));
		    var bottom = GetBorderWidth(ReadStyle(element, 'border-bottom-style'), ReadStyle(element, 'border-bottom-width'));
		    var left = GetBorderWidth(ReadStyle(element, 'border-left-style'), ReadStyle(element, 'border-left-width'));
	    }
	    else
	    {
		    var top = GetBorderWidth(ReadStyle(element, 'borderTopStyle'), ReadStyle(element, 'borderTopWidth'));
		    var right = GetBorderWidth(ReadStyle(element, 'borderRightStyle'), ReadStyle(element, 'borderRightWidth'));
		    var bottom = GetBorderWidth(ReadStyle(element, 'borderBottomStyle'), ReadStyle(element, 'borderBottomWidth'));
		    var left = GetBorderWidth(ReadStyle(element, 'borderLeftStyle'), ReadStyle(element, 'borderLeftWidth'));
	    }
	    return {Top: top, Right: right, Bottom: bottom, Left: left}
    }

    function ReadStyle(element, property) {
	    if (element.style[property])
	    {
		    return element.style[property]
	    }
	    else if (element.currentStyle)
	    {
		    return element.currentStyle[property]
	    }
	    else if (document.defaultView && document.defaultView.getComputedStyle)
	    {
		    var style = document.defaultView.getComputedStyle(element, null)
		    return style.getPropertyValue(property)
	    }
	    else
	    {
		    return null
	    }
    }

    function SetBodyAutoOverflow(isAuto) {
	    if (isAuto) {
		    var OverFlow = 'auto';
		    var Scroll = 'yes';
	    } else {
		    var OverFlow = 'hidden';
		    var Scroll = 'no';
	    }
	    if (Browser.IE) {
		    WebMail._html.style.overflow = OverFlow;
	    } else {
		    document.body.scroll = Scroll;
		    document.body.style.overflow = OverFlow;
	    }
    }

    function AddEventHandler(target, eventName, handlerName) 
    { 
        if (target.addEventListener) 
            target.addEventListener(eventName, handlerName, false); 
        else if ( target.attachEvent ) 
            target.attachEvent("on" + eventName, handlerName); 
        else 
            target["on" + eventName] = handlerName; 
    }

    function addEvent(target, evType, fn, useCapture) {
	    if (target.addEventListener) {
		    target.addEventListener(evType, fn, useCapture);
		    return true;
	    }
	    else if (target.attachEvent) {
		    var r = target.attachEvent('on' + evType, fn);
		    return r;
	    }
	    else {
		    target['on' + evType] = fn;
	    }
    }

    function AttachEvent(obj, evt, fnc, useCapture)
    {
	    if (!useCapture) useCapture = false;
	    if (obj.addEventListener)
	    {
		    obj.addEventListener(evt, fnc, useCapture);
		    return true;
	    } 
	    else if (obj.attachEvent) 
	        return obj.attachEvent("on"+evt,fnc);
	    else
	    {
		    MyAttachEvent(obj,evt,fnc);
		    obj['on'+evt]=function(){ MyFireEvent(obj,evt) };
	    }
    } 

    //The following are for browsers like NS4 or IE5Mac which don't support either
    //attachEvent or addEventListener
    function MyAttachEvent(obj,evt,fnc)
    {
	    if (!obj.myEvents) obj.myEvents={};
	    if (!obj.myEvents[evt]) obj.myEvents[evt]=[];
	    var evts = obj.myEvents[evt];
	    evts[evts.length]=fnc;
    }
    
    function MyFireEvent(obj,evt)
    {
	    if (!obj || !obj.myEvents || !obj.myEvents[evt]) return;
	    var evts = obj.myEvents[evt];
	    for (var i=0,len=evts.length;i<len;i++) evts[i]();
    }

    function addLoadEvent(func) {
	    var oldonload = window.onload;
	    if (typeof window.onload != 'function') {
		    window.onload = func;
	    }
	    else {
		    window.onload = function() {
			    oldonload();
			    func();
		    }
	    }
    }

    //AddCommaToNumber(5000000); // => 5,000,000 
    function AddCommaToNumber(val) { 
        return String(val).split("").reverse().join("") 
                          .replace(/(.{3}\B)/g, "$1,") 
                          .split("").reverse().join(""); 
    }