var dtCh= "/";
var minYear=1900;
var maxYear=2100;
				
function isInteger(s){
	var i;
	for (i = 0; i < s.length; i++){   
			var c = s.charAt(i);
			if (((c < "0") || (c > "9"))) return false;
	}
	return true;
}
				
function stripCharsInBag(s, bag){
	var i;
	var returnString = "";
	for (i = 0; i < s.length; i++){   
			var c = s.charAt(i);
			if (bag.indexOf(c) == -1) returnString += c;
	}
	return returnString;
}
				
function daysInFebruary (year){
	return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}

function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
	} 
	return this
}
				
function isDate(dtStr,aLang){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strDay=dtStr.substring(0,pos1)
	var strMonth=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr = strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
			if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
			return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		alert(aLang['valid_month']);
		//alert("Please enter a valid month")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		alert(aLang['valid_day']);
		//alert("Please enter a valid day")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		alert(aLang['valid_year']);
			//alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)
			return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert(aLang['valid_date']);
			//alert("Per favore inserisci una data valida")
			return false
	}
	return true
}

function controllaMail(mail,aLang){
	var espressione = /^[_a-zA-Z0-9+-]+(\.[_a-zA-Z0-9+-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)+$/;
	if (!espressione.test(mail))
	{
		alert(aLang['valid_mail']);
		//alert("Inserisci una mail valida.");
	  return false
	}
}

function IsNumeric(sText){
	
   var ValidChars = "0123456789.+";
   var IsNumber=true;
   var Char;

   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {	
         IsNumber = false;
         alert(aLang['valid_tel']);
         //alert("Inserisci un numero di telefono valido.");
         }
      }
   return IsNumber;
}

function MD5(string) {

	function RotateLeft(lValue, iShiftBits) {
		return (lValue<<iShiftBits) | (lValue>>>(32-iShiftBits));
	}

	function AddUnsigned(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);
		}
 	}

 	function F(x,y,z) { return (x & y) | ((~x) & z); }
 	function G(x,y,z) { return (x & z) | (y & (~z)); }
 	function H(x,y,z) { return (x ^ y ^ z); }
	function I(x,y,z) { return (y ^ (x | (~z))); }

	function FF(a,b,c,d,x,s,ac) {
		a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac));
		return AddUnsigned(RotateLeft(a, s), b);
	};

	function GG(a,b,c,d,x,s,ac) {
		a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac));
		return AddUnsigned(RotateLeft(a, s), b);
	};

	function HH(a,b,c,d,x,s,ac) {
		a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac));
		return AddUnsigned(RotateLeft(a, s), b);
	};

	function II(a,b,c,d,x,s,ac) {
		a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac));
		return AddUnsigned(RotateLeft(a, s), b);
	};

	function ConvertToWordArray(string) {
		var lWordCount;
		var lMessageLength = string.length;
		var lNumberOfWords_temp1=lMessageLength + 8;
		var lNumberOfWords_temp2=(lNumberOfWords_temp1-(lNumberOfWords_temp1 % 64))/64;
		var lNumberOfWords = (lNumberOfWords_temp2+1)*16;
		var lWordArray=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] | (string.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;
	};

	function WordToHex(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;
	};

	function Utf8Encode(string) {
		string = string.replace(/\r\n/g,"\n");
		var utftext = "";

		for (var n = 0; n < string.length; n++) {

			var c = string.charCodeAt(n);

			if (c < 128) {
				utftext += String.fromCharCode(c);
			}
			else if((c > 127) && (c < 2048)) {
				utftext += String.fromCharCode((c >> 6) | 192);
				utftext += String.fromCharCode((c & 63) | 128);
			}
			else {
				utftext += String.fromCharCode((c >> 12) | 224);
				utftext += String.fromCharCode(((c >> 6) & 63) | 128);
				utftext += String.fromCharCode((c & 63) | 128);
			}

		}

		return utftext;
	};

	var x=Array();
	var k,AA,BB,CC,DD,a,b,c,d;
	var S11=7, S12=12, S13=17, S14=22;
	var S21=5, S22=9 , S23=14, S24=20;
	var S31=4, S32=11, S33=16, S34=23;
	var S41=6, S42=10, S43=15, S44=21;

	string = Utf8Encode(string);

	x = ConvertToWordArray(string);

	a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476;

	for (k=0;k<x.length;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 validateForm_Votazione(_where, _form, aLang) {
	// controllo i campi
	//
	if (_form.nome.value=='' || _form.cognome.value=='' || _form.luogo_nascita.value=='' || _form.prov.value=='' || _form.gg.value=='' || _form.mm.value=='' || _form.aaaa.value=='' || _form.indirizzo.value=='' || _form.tel.value=='' || _form.mail.value=='' || _form.naz.value=='' || _form.codice.value=='' ) {
		alert(aLang['tutti_dati']);
		//alert("Inserisci tutti i dati.");
	} else if(_form.tu.checked != true )
		{
			alert(aLang['tu']);
			//alert("Devi accettare i temini di utilizzo.");
		}else if(_form.pp.checked != true )
		{
			alert(aLang['pp']);
			//alert("Devi accettare la privacy policy.");
		}else{
			
		var dt = _form.gg.value+'/'+_form.mm.value+'/'+_form.aaaa.value;
		
		if (isDate(dt,aLang)== false){			
			return false
		}
		if (controllaMail(_form.mail.value,aLang)== false){			
			return false
		}
		
		if (IsNumeric(_form.tel.value,aLang) == false){			
			return false
		}
		
		if(MD5(_form.codice.value.toUpperCase()) != _form.stringa.value ){
			alert(aLang['valid_code']);
			//alert("Devi inserire il codice corretto.");
			return false
		}
	
	  //alert(_form.codice.value);
		var my_data = 'nome='+_form.nome.value+'&cognome='+_form.cognome.value+'&luogo_nascita='+_form.luogo_nascita.value+
									'&prov='+_form.prov.value+'&gg='+_form.gg.value+'&mm='+_form.mm.value+'&aaaa='+_form.aaaa.value+
									'&indirizzo='+_form.indirizzo.value+'&tel='+_form.tel.value+'&mail='+_form.mail.value+'&naz='+_form.naz.value+
									'&tu='+_form.tu.checked+'&pp='+_form.pp.checked+'&codice='+_form.codice.value+'&stringa='+_form.stringa.value+'&inc='+_form.inc.value;
		
		
		var my_form = document.getElementById(_where).innerHTML;
		//alert(my_data);   
		loading(_where);
		var auth = JQ_send('../ajax.engine.php', my_data, 'POST');
		//alert(auth); 
		if (auth == 1) {			
								 
		var HTML =	 '<div style="width:100%;float:left;height:40px;"></div>'+
								 '<div style="color:#fff;font-size:16px;font-weight:bold;width:100%;text-align:center;">'+aLang['thanks']+'</div>';
		

			document.getElementById(_where).innerHTML = HTML;
			//self.parent.location = self.parent.location.pathname;
		} else {
			var HTML ='<div style="width:100%;float:left;height:40px;"></div>'+
								 '<div style="color:#fff;font-size:16px;font-weight:bold;width:100%;text-align:center;">'+auth+'</div>';
		

			document.getElementById(_where).innerHTML = HTML;
			//alert(auth); 
			//contentReplace(_where, my_form);
		}
		
	}
	return false;
}


function validateForm_InvitaAmico(_where, _form, aLang) {
	// controllo i campi
	//
	if (_form.fromname.value=='' || _form.frommail.value=='' || _form.friendname.value=='' || _form.friendmail.value=='' ) {
		alert(aLang['tutti_dati']);
		//alert("Inserisci tutti i dati.");
	} else{
			
		if (controllaMail(_form.frommail.value,aLang)== false){			
			return false
		}
		
		if (controllaMail(_form.friendmail.value,aLang)== false){			
			return false
		}

	
	  //alert(_form.codice.value);
		var my_data = 'fromname='+_form.fromname.value+'&frommail='+_form.frommail.value+'&friendname='+_form.friendname.value+
									'&friendmail='+_form.friendmail.value+'&inc='+_form.inc.value+'&id_corto='+_form.id_corto.value;
		
		
		var my_form = document.getElementById(_where).innerHTML;
		//alert(my_data);   
		loading(_where);
		var auth = JQ_send('../ajax.engine.php', my_data, 'POST');
		//alert(auth); 
		if (auth == 1) {	
			
		var HTML =	 '<div id="amico70x40spacer"></div>'+
								 '<div id="modulolabel"><img src="immagini/invia_amico_label.jpg"></div>'+
								 '<div id="modulochiudi"><a href="#" onClick="self.parent.tb_remove();"><img src="immagini/modulo_chiudi.jpg"></a></div>'+
								 '<div style="width:100%;float:left;height:40px;"></div>'+
								 '<div style="color:#fff;font-size:16px;font-weight:bold;width:100%;text-align:center;">'+aLang['amicothanks']+'</div>';	
		
		
		/*var HTML =	 '<div style="width:100%;float:left;height:40px;"></div>'+
								 '<div style="color:#fff;font-size:16px;font-weight:bold;width:100%;text-align:center;">'+aLang['amicothanks']+'</div>';	*/

			document.getElementById(_where).innerHTML = HTML;
			//self.parent.location = self.parent.location.pathname;
		} else {
			alert(auth); 
			contentReplace(_where, my_form);
		}
		
	}
	return false;
}