// JavaScript Document
function Browser() {
  var ua, s, i;
  this.isIE    = false;
  this.isNS    = false;
  this.version = null;
  ua = navigator.userAgent;
  s = "MSIE";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isIE = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }
  s = "Netscape6/";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }
  s = "Gecko";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = 6.1;
    return;
  }
}

var browser = new Browser();

function styleCSS(){
	if (browser.isIE && browser.version < 7){
	document.write("<link href=\"css/stileIE6.css\" rel=\"stylesheet\" type=\"text/css\" />");
	} else {
		document.write("<link href=\"css/stile.css\" rel=\"stylesheet\" type=\"text/css\" />");
	}
}

var digitsOnly = /[1234567890+]/g;
var dataOnly = /[1234567890\/]/g;
var orarioOnly = /[1234567890:]/g;
var numberOnly = /[1234567890]/g;
var integerOnly = /[0-9\.]/g;
var alphaOnly = /[A-Z]/g;
var alphadigitsOnly = /[1234567890ABCDEFGHILMNOPQRSTUVZWYKXJabcdefghilmnopqrstuvzwyjkx]/g;

function restrictCharacters(myfield, e, restrictionType) {
	if (!e) var e = window.event
	if (e.keyCode) code = e.keyCode;
	else if (e.which) code = e.which;
	var character = String.fromCharCode(code);
	if (code==27) { this.blur(); return false; }
	if (!e.ctrlKey && code!=9 && code!=8 && code!=36 && code!=37 && code!=38 && (code!=39 || (code==39 && character=="'")) && code!=40) {
		if (character.match(restrictionType)) {
			return true;
		} else {
			return false;
		}
		
	}
}

function openCloseHome(divId,action){
	if (action == 'open') {
		if (browser.isIE && browser.version < 8){
			document.getElementById("box"+divId).setAttribute("className", "boxTestoHomeOpen");
		} else {
			document.getElementById("box"+divId).setAttribute("class", "boxTestoHomeOpen");
		}
		document.getElementById("more"+divId).style.display = "none";
		document.getElementById("meno"+divId).style.display = "inline";
	}
	if (action == 'close') {
		if (browser.isIE && browser.version < 8){
			document.getElementById("box"+divId).setAttribute("className", "boxTestoHome");
		} else {
			document.getElementById("box"+divId).setAttribute("class", "boxTestoHome");
		}
		document.getElementById("more"+divId).style.display = "inline";
		document.getElementById("meno"+divId).style.display = "none";
	}
}

function doRefreshConvalidaIscrizioneAccomodation() { 
  //alert("OK");
  var e = document.getElementById("alertBox");
  e.innerHTML = "";
}

function ConvalidaContattiForm(lingua) {
	 var index = parseInt(lingua);
	 var nome = document.form.nome.value;
	 nomeArray = new Array("Il campo nome &eacute; obbligatorio", "Name is required", "Vorname ist erforderlich", "Le nom est requis", "El campo nombre es obligatorio");
	 var cognome = document.form.cognome.value;
	 cognomeArray = new Array("Il campo cognome &eacute; obbligatorio", "Surname is required", "Nachname ist erforderlich", "Nom de famille est n&eacute;cessaire","El campo apellidos es obligatorio");
     var email = document.form.email.value;
	 emailArray = new Array("Il campo email non &eacute; corretto", "Email is incorrect", "Email ist nicht korrekt", "Email n'est pas correct", "Email es incorrecta");
	 var nazione = document.form.nazione.value;
	 nazioneArray = new Array("Il campo nazione &eacute; obbligatorio", "Country is required", "Land ist erforderlich", "Pays est n&eacute;cessaire", "Pa&iacute;s es obligatorio");
	 var telefono = document.form.telefono.value;
	 telefonoArray = new Array("Il campo telefono &eacute; obbligatorio", "Telephone is required", "Telefon ist erforderlich", "T&eacute;l&eacute;phonique est n&eacute;cessaire", "Tel&eacute;fono es obligatorio");
	 var oggetto = document.form.oggetto.value;
	 oggettoArray = new Array("Il campo oggetto &eacute; obbligatorio", "Subject is required", "Subject ist erforderlich", "Subject est n&eacute;cessaire", "Asunto es obligatorio");
	 var messaggio = document.form.messaggio.value;
	 messaggioArray = new Array("Il campo messaggio &eacute; obbligatorio", "Message is required", "Message ist erforderlich", "Message est n&eacute;cessaire", "Mensaje es obligatorio");
     var email_reg_exp = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-]{2,})+\.)+([a-zA-Z0-9]{2,})+$/;
        if ((nome == "") || (nome == undefined)) {
		   var e = document.getElementById("alertBox");
    	   e.innerHTML = nomeArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((cognome == "") || (cognome == undefined)) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = cognomeArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((!email_reg_exp.test(email) || (email == "") || (email == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = emailArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((nazione == "") || (nazione == undefined)) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = nazioneArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((telefono == "") || (telefono == undefined)) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = telefonoArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((oggetto == "") || (oggetto == undefined)) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = oggettoArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((messaggio == "") || (messaggio == undefined)) {
          var e = document.getElementById("alertBox");
    	  e.innerHTML = messaggioArray[index];
		  setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else {
           document.form.submit();
        }
}


function ConvalidaContattiFormPackages(lingua) {
	 var index = parseInt(lingua);
	 var nome = document.form.nome.value;
	 nomeArray = new Array("Il campo nome &eacute; obbligatorio", "Name is required", "Vorname ist erforderlich", "Le nom est requis", "El campo nombre es obligatorio");
	 var cognome = document.form.cognome.value;
	 cognomeArray = new Array("Il campo cognome &eacute; obbligatorio", "Surname is required", "Nachname ist erforderlich", "Nom de famille est n&eacute;cessaire","El campo apellidos es obligatorio");
     var email = document.form.email.value;
	 emailArray = new Array("Il campo email non &eacute; corretto", "Email is incorrect", "Email ist nicht korrekt", "Email n'est pas correct", "Email es incorrecta");
	 var nazione = document.form.nazione.value;
	 nazioneArray = new Array("Il campo nazione &eacute; obbligatorio", "Country is required", "Land ist erforderlich", "Pays est n&eacute;cessaire", "Pa&iacute;s es obligatorio");
	 var telefono = document.form.telefono.value;
	 telefonoArray = new Array("Il campo telefono &eacute; obbligatorio", "Telephone is required", "Telefon ist erforderlich", "T&eacute;l&eacute;phonique est n&eacute;cessaire", "Tel&eacute;fono es obligatorio");
	 var oggetto = document.form.oggetto.value;
	 oggettoArray = new Array("Il campo oggetto &eacute; obbligatorio", "Subject is required", "Subject ist erforderlich", "Subject est n&eacute;cessaire", "Asunto es obligatorio");
	 
	 var hotel = document.form.hotel.value;
	 
	 var dataArrivo = document.form.data_arrivo.value;
	 dataArrivoArray = new Array("Il campo data di arrivo &eacute; obbligatorio o non corretto", "Date of arrival is required or incorrect", "Date of arrival is required or incorrect", "Date of arrival is required or incorrect", "Date of arrival is required or incorrect");
	 var dataPartenza = document.form.data_partenza.value;
	 dataPartenzaArray = new Array("Il campo data di partenza &eacute; obbligatorio o non corretto", "Date of departure is required or incorrect", "Date of departure is required or incorrect", "Date of departure is required or incorrect", "Date of departure is required or incorrect");
	 var tipoHotel = getCheckedValue(document.form.tipo_hotel);
	 tipoHotelArray = new Array("Il campo categoria hotel &eacute; obbligatorio", "Hotel category is required", "Hotel category is required", "Hotel category is required", "Hotel category is required");
	 var zonaHotel = document.form.zona_hotel.value;
	 zonaHotelArray = new Array("Il campo zona hotel &eacute; obbligatorio", "Hotel location is required", "City hotel is required", "City hotel is required", "City hotel is required");
	 var inCittaHotel = getCheckedValue(document.form.in_citta_hotel);
	 inCittaHotelArray = new Array("Il campo hotel in citt&agrave; &eacute; obbligatorio", "Central hotel is required", "Central hotel is required", "Central hotel is required", "Central hotel is required");
	 var outCittaHotel = getCheckedValue(document.form.out_citta_hotel);
	 outCittaHotelArray = new Array("Il campo hotel fuori citt&agrave; &eacute; obbligatorio", "Country side hotel is required", "Country side hotel is required", "Country side hotel is required", "Country side hotel is required");
	 var adulti = document.form.adulti.value;
	 adultiArray = new Array("Il numero di adulti &egrave; obbligatorio", "Number of adults is required", "Number of adults is required", "Number of adults is required", "Number of adults is required");
	 /*var infanti = document.form.infanti.value;
	 infantiArray = new Array("Il numero di adulti &egrave; obbligatorio", "Number of infants is required", "Number of infants is required", "Number of infants is required", "Number of infants is required");
	 var bambini = document.form.bambini.value;
	 bambiniArray = new Array("Il numero di adulti &egrave; obbligatorio", "Number of children is required", "Number of children is required", "Number of children is required", "Number of children is required");*/
	 var camere = document.form.camere.value;
	 camereArray = new Array("Il numero di camere &egrave; obbligatorio", "Room number is required", "Room number is required", "Room number is required", "Room number is required");
	 var tipologiaCamere = document.form.tipologia_camere.value;
	 tipologiaCamereArray = new Array("La tipologia di camere &egrave; obbligatorio", "Room type is required", "Room type is required", "Room type is required", "Room type is required");
	 var trattamentoPasti = getCheckedValue(document.form.pasti);
	 trattamentoPastiArray = new Array("Il campo oggetto &eacute; obbligatorio", "Meals treatment is required", "Meals treatment is required", "Meals treatment is required", "Meals treatment is required");
	 var offerte = getCheckedValue(document.form.offerte);
	 offerteArray = new Array("Eventuali offerte e pacchetti &eacute; obbligatorio", "Special offers or packages is required", "Special offers or packages is required", "Special offers or packages is required", "Special offers or packages is required");
	 var transfer = getCheckedValue(document.form.transfer);
	 transferArray = new Array("Servizio transfer &eacute; obbligatorio", "Transfer services is required", "Transfer services is required", "Transfer services is required", "Transfer services is required");
	 
	 var messaggio = document.form.messaggio.value;
	 messaggioArray = new Array("Il campo messaggio &eacute; obbligatorio", "Message is required", "Message ist erforderlich", "Message est n&eacute;cessaire", "Mensaje es obligatorio");
     var email_reg_exp = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-]{2,})+\.)+([a-zA-Z0-9]{2,})+$/;
	 var data_reg_exp = /^([0-3]{1})+([0-9]{1})+([\/]{1})+([0-1]{1})+([0-9]{1})+([\/]{1})+([2]{1})+([0]{1})+([0-9]{2})$/;
        if ((nome == "") || (nome == undefined)) {
		   var e = document.getElementById("alertBox");
    	   e.innerHTML = nomeArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((cognome == "") || (cognome == undefined)) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = cognomeArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((!email_reg_exp.test(email) || (email == "") || (email == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = emailArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((nazione == "") || (nazione == undefined)) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = nazioneArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((telefono == "") || (telefono == undefined)) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = telefonoArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((oggetto == "") || (oggetto == undefined)) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = oggettoArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((hotel == "SI") && ((!data_reg_exp.test(dataArrivo)) || (dataArrivo == "") || (dataArrivo == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = dataArrivoArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((hotel == "SI") && ((!data_reg_exp.test(dataPartenza)) || (dataPartenza == "") || (dataPartenza == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = dataPartenzaArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((hotel == "SI") && ((tipoHotel == "") || (tipoHotel == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = tipoHotelArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((hotel == "SI") && ((zonaHotel == "") || (zonaHotel == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = zonaHotelArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((hotel == "SI") && ((inCittaHotel == "") || (inCittaHotel == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = inCittaHotelArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((hotel == "SI") && ((outCittaHotel == "") || (outCittaHotel == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = outCittaHotelArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((hotel == "SI") && ((adulti == "") || (adulti == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = adultiArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } /*else if ((hotel == "SI") && ((infanti == "") || (infanti == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = infantiArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((hotel == "SI") && ((bambini == "") || (bambini == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = bambiniArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } */else if ((hotel == "SI") && ((camere == "") || (camere == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = camereArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((hotel == "SI") && ((tipologiaCamere == "") || (tipologiaCamere == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = tipologiaCamereArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((hotel == "SI") && ((trattamentoPasti == "") || (trattamentoPasti == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = trattamentoPastiArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((hotel == "SI") && ((offerte == "") || (offerte == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = offerteArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((hotel == "SI") && ((transfer == "") || (transfer == undefined))) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = transferArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((messaggio == "") || (messaggio == undefined)) {
          var e = document.getElementById("alertBox");
    	  e.innerHTML = messaggioArray[index];
		  setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else {
           document.form.submit();
        }
}


function getCheckedValue(radioObj) {
	if(!radioObj) {
		return "";
	}
	var radioLength = radioObj.length;
	if(radioLength == undefined) {
		if(radioObj.checked) {
			return radioObj.value;
		} else {
			return "";
		}
	}
	for(var i = 0; i < radioLength; i++) {
		if(radioObj[i].checked) {
			return radioObj[i].value;
		}
	}
	return "";
}




function ConvalidaDownloadForm(lingua) {
	 var index = parseInt(lingua);
	 var username = document.form.username.value;
	 usernameArray = new Array("Il campo username &eacute; obbligatorio", "Username is required", "Username ist erforderlich", "Le username est requis", "El campo username es obligatorio");
	 var password = document.form.password.value;
	 passwordArray = new Array("Il campo password &eacute; obbligatorio", "Password is required", "Password ist erforderlich", "Le password est requis", "El campo password es obligatorio");
	 var codice = document.form.txt_captcha.value;
	 codiceArray = new Array("Il campo code &eacute; obbligatorio", "Code is required", "Code ist erforderlich", "Le code est requis", "El campo code es obligatorio");
        if ((username == "") || (username == undefined)) {
		   var e = document.getElementById("alertBox");
    	   e.innerHTML = usernameArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((password == "") || (password == undefined)) {
           var e = document.getElementById("alertBox");
    	   e.innerHTML = passwordArray[index];
		   setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else if ((codice == "") || (codice == undefined)) {
          var e = document.getElementById("alertBox");
    	  e.innerHTML = codiceArray[index];
		  setTimeout("doRefreshConvalidaIscrizioneAccomodation();", 3000);
        } else {
			document.form.password.value = md5(document.form.password.value);
            document.form.submit();
        }
}

function md5 ( str ) {
    // http://kevin.vanzonneveld.net
    // +   original by: Webtoolkit.info (http://www.webtoolkit.info/)
    // + namespaced by: Michael White (http://getsprink.com)
    // +    tweaked by: Jack
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +      input by: Brett Zamir (http://brettz9.blogspot.com)
    // +   bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // -    depends on: utf8_encode
    // *     example 1: md5('Kevin van Zonneveld');
    // *     returns 1: '6e658d4bfcb59cc13f96c14450ac40b9'
 
    var xl;
 
    var rotateLeft = function(lValue, iShiftBits) {
        return (lValue<<iShiftBits) | (lValue>>>(32-iShiftBits));
    };
 
    var addUnsigned = function(lX,lY) {
        var lX4,lY4,lX8,lY8,lResult;
        lX8 = (lX & 0x80000000);
        lY8 = (lY & 0x80000000);
        lX4 = (lX & 0x40000000);
        lY4 = (lY & 0x40000000);
        lResult = (lX & 0x3FFFFFFF)+(lY & 0x3FFFFFFF);
        if (lX4 & lY4) {
            return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
        }
        if (lX4 | lY4) {
            if (lResult & 0x40000000) {
                return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
            } else {
                return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
            }
        } else {
            return (lResult ^ lX8 ^ lY8);
        }
    };
 
    var _F = function(x,y,z) { return (x & y) | ((~x) & z); };
    var _G = function(x,y,z) { return (x & z) | (y & (~z)); };
    var _H = function(x,y,z) { return (x ^ y ^ z); };
    var _I = function(x,y,z) { return (y ^ (x | (~z))); };
 
    var _FF = function(a,b,c,d,x,s,ac) {
        a = addUnsigned(a, addUnsigned(addUnsigned(_F(b, c, d), x), ac));
        return addUnsigned(rotateLeft(a, s), b);
    };
 
    var _GG = function(a,b,c,d,x,s,ac) {
        a = addUnsigned(a, addUnsigned(addUnsigned(_G(b, c, d), x), ac));
        return addUnsigned(rotateLeft(a, s), b);
    };
 
    var _HH = function(a,b,c,d,x,s,ac) {
        a = addUnsigned(a, addUnsigned(addUnsigned(_H(b, c, d), x), ac));
        return addUnsigned(rotateLeft(a, s), b);
    };
 
    var _II = function(a,b,c,d,x,s,ac) {
        a = addUnsigned(a, addUnsigned(addUnsigned(_I(b, c, d), x), ac));
        return addUnsigned(rotateLeft(a, s), b);
    };
 
    var convertToWordArray = function(str) {
        var lWordCount;
        var lMessageLength = str.length;
        var lNumberOfWords_temp1=lMessageLength + 8;
        var lNumberOfWords_temp2=(lNumberOfWords_temp1-(lNumberOfWords_temp1 % 64))/64;
        var lNumberOfWords = (lNumberOfWords_temp2+1)*16;
        var lWordArray=new Array(lNumberOfWords-1);
        var lBytePosition = 0;
        var lByteCount = 0;
        while ( lByteCount < lMessageLength ) {
            lWordCount = (lByteCount-(lByteCount % 4))/4;
            lBytePosition = (lByteCount % 4)*8;
            lWordArray[lWordCount] = (lWordArray[lWordCount] | (str.charCodeAt(lByteCount)<<lBytePosition));
            lByteCount++;
        }
        lWordCount = (lByteCount-(lByteCount % 4))/4;
        lBytePosition = (lByteCount % 4)*8;
        lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80<<lBytePosition);
        lWordArray[lNumberOfWords-2] = lMessageLength<<3;
        lWordArray[lNumberOfWords-1] = lMessageLength>>>29;
        return lWordArray;
    };
 
    var wordToHex = function(lValue) {
        var wordToHexValue="",wordToHexValue_temp="",lByte,lCount;
        for (lCount = 0;lCount<=3;lCount++) {
            lByte = (lValue>>>(lCount*8)) & 255;
            wordToHexValue_temp = "0" + lByte.toString(16);
            wordToHexValue = wordToHexValue + wordToHexValue_temp.substr(wordToHexValue_temp.length-2,2);
        }
        return wordToHexValue;
    };
 
    var x=[],
        k,AA,BB,CC,DD,a,b,c,d,
        S11=7, S12=12, S13=17, S14=22,
        S21=5, S22=9 , S23=14, S24=20,
        S31=4, S32=11, S33=16, S34=23,
        S41=6, S42=10, S43=15, S44=21;
 
    str = this.utf8_encode(str);
    x = convertToWordArray(str);
    a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476;
    
    xl = x.length;
    for (k=0;k<xl;k+=16) {
        AA=a; BB=b; CC=c; DD=d;
        a=_FF(a,b,c,d,x[k+0], S11,0xD76AA478);
        d=_FF(d,a,b,c,x[k+1], S12,0xE8C7B756);
        c=_FF(c,d,a,b,x[k+2], S13,0x242070DB);
        b=_FF(b,c,d,a,x[k+3], S14,0xC1BDCEEE);
        a=_FF(a,b,c,d,x[k+4], S11,0xF57C0FAF);
        d=_FF(d,a,b,c,x[k+5], S12,0x4787C62A);
        c=_FF(c,d,a,b,x[k+6], S13,0xA8304613);
        b=_FF(b,c,d,a,x[k+7], S14,0xFD469501);
        a=_FF(a,b,c,d,x[k+8], S11,0x698098D8);
        d=_FF(d,a,b,c,x[k+9], S12,0x8B44F7AF);
        c=_FF(c,d,a,b,x[k+10],S13,0xFFFF5BB1);
        b=_FF(b,c,d,a,x[k+11],S14,0x895CD7BE);
        a=_FF(a,b,c,d,x[k+12],S11,0x6B901122);
        d=_FF(d,a,b,c,x[k+13],S12,0xFD987193);
        c=_FF(c,d,a,b,x[k+14],S13,0xA679438E);
        b=_FF(b,c,d,a,x[k+15],S14,0x49B40821);
        a=_GG(a,b,c,d,x[k+1], S21,0xF61E2562);
        d=_GG(d,a,b,c,x[k+6], S22,0xC040B340);
        c=_GG(c,d,a,b,x[k+11],S23,0x265E5A51);
        b=_GG(b,c,d,a,x[k+0], S24,0xE9B6C7AA);
        a=_GG(a,b,c,d,x[k+5], S21,0xD62F105D);
        d=_GG(d,a,b,c,x[k+10],S22,0x2441453);
        c=_GG(c,d,a,b,x[k+15],S23,0xD8A1E681);
        b=_GG(b,c,d,a,x[k+4], S24,0xE7D3FBC8);
        a=_GG(a,b,c,d,x[k+9], S21,0x21E1CDE6);
        d=_GG(d,a,b,c,x[k+14],S22,0xC33707D6);
        c=_GG(c,d,a,b,x[k+3], S23,0xF4D50D87);
        b=_GG(b,c,d,a,x[k+8], S24,0x455A14ED);
        a=_GG(a,b,c,d,x[k+13],S21,0xA9E3E905);
        d=_GG(d,a,b,c,x[k+2], S22,0xFCEFA3F8);
        c=_GG(c,d,a,b,x[k+7], S23,0x676F02D9);
        b=_GG(b,c,d,a,x[k+12],S24,0x8D2A4C8A);
        a=_HH(a,b,c,d,x[k+5], S31,0xFFFA3942);
        d=_HH(d,a,b,c,x[k+8], S32,0x8771F681);
        c=_HH(c,d,a,b,x[k+11],S33,0x6D9D6122);
        b=_HH(b,c,d,a,x[k+14],S34,0xFDE5380C);
        a=_HH(a,b,c,d,x[k+1], S31,0xA4BEEA44);
        d=_HH(d,a,b,c,x[k+4], S32,0x4BDECFA9);
        c=_HH(c,d,a,b,x[k+7], S33,0xF6BB4B60);
        b=_HH(b,c,d,a,x[k+10],S34,0xBEBFBC70);
        a=_HH(a,b,c,d,x[k+13],S31,0x289B7EC6);
        d=_HH(d,a,b,c,x[k+0], S32,0xEAA127FA);
        c=_HH(c,d,a,b,x[k+3], S33,0xD4EF3085);
        b=_HH(b,c,d,a,x[k+6], S34,0x4881D05);
        a=_HH(a,b,c,d,x[k+9], S31,0xD9D4D039);
        d=_HH(d,a,b,c,x[k+12],S32,0xE6DB99E5);
        c=_HH(c,d,a,b,x[k+15],S33,0x1FA27CF8);
        b=_HH(b,c,d,a,x[k+2], S34,0xC4AC5665);
        a=_II(a,b,c,d,x[k+0], S41,0xF4292244);
        d=_II(d,a,b,c,x[k+7], S42,0x432AFF97);
        c=_II(c,d,a,b,x[k+14],S43,0xAB9423A7);
        b=_II(b,c,d,a,x[k+5], S44,0xFC93A039);
        a=_II(a,b,c,d,x[k+12],S41,0x655B59C3);
        d=_II(d,a,b,c,x[k+3], S42,0x8F0CCC92);
        c=_II(c,d,a,b,x[k+10],S43,0xFFEFF47D);
        b=_II(b,c,d,a,x[k+1], S44,0x85845DD1);
        a=_II(a,b,c,d,x[k+8], S41,0x6FA87E4F);
        d=_II(d,a,b,c,x[k+15],S42,0xFE2CE6E0);
        c=_II(c,d,a,b,x[k+6], S43,0xA3014314);
        b=_II(b,c,d,a,x[k+13],S44,0x4E0811A1);
        a=_II(a,b,c,d,x[k+4], S41,0xF7537E82);
        d=_II(d,a,b,c,x[k+11],S42,0xBD3AF235);
        c=_II(c,d,a,b,x[k+2], S43,0x2AD7D2BB);
        b=_II(b,c,d,a,x[k+9], S44,0xEB86D391);
        a=addUnsigned(a,AA);
        b=addUnsigned(b,BB);
        c=addUnsigned(c,CC);
        d=addUnsigned(d,DD);
    }
 
    var temp = wordToHex(a)+wordToHex(b)+wordToHex(c)+wordToHex(d);
 
    return temp.toLowerCase();
}

function utf8_encode ( argString ) {
    // http://kevin.vanzonneveld.net
    // +   original by: Webtoolkit.info (http://www.webtoolkit.info/)
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: sowberry
    // +    tweaked by: Jack
    // +   bugfixed by: Onno Marsman
    // +   improved by: Yves Sucaet
    // +   bugfixed by: Onno Marsman
    // *     example 1: utf8_encode('Kevin van Zonneveld');
    // *     returns 1: 'Kevin van Zonneveld'
 
    var string = (argString+'').replace(/\r\n/g, "\n").replace(/\r/g, "\n");
 
    var utftext = "";
    var start, end;
    var stringl = 0;
 
    start = end = 0;
    stringl = string.length;
    for (var n = 0; n < stringl; n++) {
        var c1 = string.charCodeAt(n);
        var enc = null;
 
        if (c1 < 128) {
            end++;
        } else if((c1 > 127) && (c1 < 2048)) {
            enc = String.fromCharCode((c1 >> 6) | 192) + String.fromCharCode((c1 & 63) | 128);
        } else {
            enc = String.fromCharCode((c1 >> 12) | 224) + String.fromCharCode(((c1 >> 6) & 63) | 128) + String.fromCharCode((c1 & 63) | 128);
        }
        if (enc !== null) {
            if (end > start) {
                utftext += string.substring(start, end);
            }
            utftext += enc;
            start = end = n+1;
        }
    }
 
    if (end > start) {
        utftext += string.substring(start, string.length);
    }
 
    return utftext;
}