// JavaScript Document

/**
 * @author Márcio d'Ávila
 * @version 1.03, 2004-2008
 * http://www.mhavila.com.br/topicos/web/cpf_cnpj.html
 *
 * Licenciado sob os termos da licença Creative Commons,
 * Atribuição - Compartilhamento pela mesma licença 2.5:
 * http://creativecommons.org/licenses/by-sa/2.5/br/
 *
 * PROTÓTIPOS:
 * método String.lpad(int pSize, char pCharPad)
 * método String.trim()
 *
 * String unformatNumber(String pNum)
 * String formatCpfCnpj(String pCpfCnpj, boolean pUseSepar, boolean pIsCnpj)
 * String dvCpfCnpj(String pEfetivo, boolean pIsCnpj)
 * boolean isCpf(String pCpf)
 * boolean isCnpj(String pCnpj)
 * boolean isCpfCnpj(String pCpfCnpj)
 */


var NUM_DIGITOS_CPF  = 11;
var NUM_DIGITOS_CNPJ = 14;
var NUM_DGT_CNPJ_BASE = 8;


/**
 * Adiciona método lpad() à classe String.
 * Preenche a String à esquerda com o caractere fornecido,
 * até que ela atinja o tamanho especificado.
 */
String.prototype.lpad = function(pSize, pCharPad)
{
	var str = this;
	var dif = pSize - str.length;
	var ch = String(pCharPad).charAt(0);
	for (; dif>0; dif--) str = ch + str;
	return (str);
} //String.lpad


/**
 * Adiciona método trim() à classe String.
 * Elimina brancos no início e fim da String.
 */
String.prototype.trim = function()
{
	return this.replace(/^\s*/, "").replace(/\s*$/, "");
} //String.trim


/**
 * Elimina caracteres de formatação e zeros à esquerda da string
 * de número fornecida.
 * @param String pNum
 *      String de número fornecida para ser desformatada.
 * @return String de número desformatada.
 */
function unformatNumber(pNum)
{
	return String(pNum).replace(/\D/g, "").replace(/^0+/, "");
} //unformatNumber


/**
 * Formata a string fornecida como CNPJ ou CPF, adicionando zeros
 * à esquerda se necessário e caracteres separadores, conforme solicitado.
 * @param String pCpfCnpj
 *      String fornecida para ser formatada.
 * @param boolean pUseSepar
 *      Indica se devem ser usados caracteres separadores (. - /).
 * @param boolean pIsCnpj
 *      Indica se a string fornecida é um CNPJ.
 *      Caso contrário, é CPF. Default = false (CPF).
 * @return String de CPF ou CNPJ devidamente formatada.
 */
function formatCpfCnpj(pCpfCnpj, pUseSepar, pIsCnpj)
{
	if (pIsCnpj==null) pIsCnpj = false;
	if (pUseSepar==null) pUseSepar = true;
	var maxDigitos = pIsCnpj? NUM_DIGITOS_CNPJ: NUM_DIGITOS_CPF;
	var numero = unformatNumber(pCpfCnpj);

	numero = numero.lpad(maxDigitos, '0');

	if (!pUseSepar) return numero;

	if (pIsCnpj)
	{
		reCnpj = /(\d{2})(\d{3})(\d{3})(\d{4})(\d{2})$/;
		numero = numero.replace(reCnpj, "$1.$2.$3/$4-$5");
	}
	else
	{
		reCpf  = /(\d{3})(\d{3})(\d{3})(\d{2})$/;
		numero = numero.replace(reCpf, "$1.$2.$3-$4");
	}
	return numero;
} //formatCpfCnpj


/**
 * Calcula os 2 dígitos verificadores para o número-efetivo pEfetivo de
 * CNPJ (12 dígitos) ou CPF (9 dígitos) fornecido. pIsCnpj é booleano e
 * informa se o número-efetivo fornecido é CNPJ (default = false).
 * @param String pEfetivo
 *      String do número-efetivo (SEM dígitos verificadores) de CNPJ ou CPF.
 * @param boolean pIsCnpj
 *      Indica se a string fornecida é de um CNPJ.
 *      Caso contrário, é CPF. Default = false (CPF).
 * @return String com os dois dígitos verificadores.
 */
function dvCpfCnpj(pEfetivo, pIsCnpj)
{
	if (pIsCnpj==null) pIsCnpj = false;
	var i, j, k, soma, dv;
	var cicloPeso = pIsCnpj? NUM_DGT_CNPJ_BASE: NUM_DIGITOS_CPF;
	var maxDigitos = pIsCnpj? NUM_DIGITOS_CNPJ: NUM_DIGITOS_CPF;
	var calculado = formatCpfCnpj(pEfetivo + "00", false, pIsCnpj);
	calculado = calculado.substring(0, maxDigitos - 2);
	var result = "";

	for (j = 1; j <= 2; j++)
	{
		k = 2;
		soma = 0;
		for (i = calculado.length-1; i >= 0; i--)
		{
			soma += (calculado.charAt(i) - '0') * k;
			k = (k-1) % cicloPeso + 2;
		}
		dv = 11 - soma % 11;
		if (dv > 9) dv = 0;
		calculado += dv;
		result += dv
	}

	return result;
} //dvCpfCnpj


/**
 * Testa se a String pCpf fornecida é um CPF válido.
 * Qualquer formatação que não seja algarismos é desconsiderada.
 * @param String pCpf
 *      String fornecida para ser testada.
 * @return <code>true</code> se a String fornecida for um CPF válido.
 */
function isCpf(pCpf)
{
	var numero = formatCpfCnpj(pCpf, false, false);
	if (numero.length > NUM_DIGITOS_CPF) return false;

	var base = numero.substring(0, numero.length - 2);
	var digitos = dvCpfCnpj(base, false);
	var algUnico, i;

	// Valida dígitos verificadores
	if (numero != "" + base + digitos) return false;

	/* Não serão considerados válidos os seguintes CPF:
	 * 000.000.000-00, 111.111.111-11, 222.222.222-22, 333.333.333-33, 444.444.444-44,
	 * 555.555.555-55, 666.666.666-66, 777.777.777-77, 888.888.888-88, 999.999.999-99.
	 */
	algUnico = true;
	for (i=1; algUnico && i<NUM_DIGITOS_CPF; i++)
	{
		algUnico = (numero.charAt(i-1) == numero.charAt(i));
	}
	return (!algUnico);
} //isCpf


/**
 * Testa se a String pCnpj fornecida é um CNPJ válido.
 * Qualquer formatação que não seja algarismos é desconsiderada.
 * @param String pCnpj
 *      String fornecida para ser testada.
 * @return <code>true</code> se a String fornecida for um CNPJ válido.
 */
function isCnpj(pCnpj)
{
	var numero = formatCpfCnpj(pCnpj, false, true);
	if (numero.length > NUM_DIGITOS_CNPJ) return false;

	var base = numero.substring(0, NUM_DGT_CNPJ_BASE);
	var ordem = numero.substring(NUM_DGT_CNPJ_BASE, 12);
	var digitos = dvCpfCnpj(base + ordem, true);
	var algUnico;

	// Valida dígitos verificadores
	if (numero != "" + base + ordem + digitos) return false;

	/* Não serão considerados válidos os CNPJ com os seguintes números BÁSICOS:
	 * 11.111.111, 22.222.222, 33.333.333, 44.444.444, 55.555.555,
	 * 66.666.666, 77.777.777, 88.888.888, 99.999.999.
	 */
	algUnico = numero.charAt(0) != '0';
	for (i=1; algUnico && i<NUM_DGT_CNPJ_BASE; i++)
	{
		algUnico = (numero.charAt(i-1) == numero.charAt(i));
	}
	if (algUnico) return false;

	/* Não será considerado válido CNPJ com número de ORDEM igual a 0000.
	 * Não será considerado válido CNPJ com número de ORDEM maior do que 0300
	 * e com as três primeiras posições do número BÁSICO com 000 (zeros).
	 * Esta crítica não será feita quando o no BÁSICO do CNPJ for igual a 00.000.000.
	 */
	if (ordem == "0000") return false;
	return (base == "00000000"
		|| parseInt(ordem, 10) <= 300 || base.substring(0, 3) != "000");
} //isCnpj


/**
 * Testa se a String pCpfCnpj fornecida é um CPF ou CNPJ válido.
 * Se a String tiver uma quantidade de dígitos igual ou inferior
 * a 11, valida como CPF. Se for maior que 11, valida como CNPJ.
 * Qualquer formatação que não seja algarismos é desconsiderada.
 * @param String pCpfCnpj
 *      String fornecida para ser testada.
 * @return <code>true</code> se a String fornecida for um CPF ou CNPJ válido.
 */
function isCpfCnpj(pCpfCnpj)
{
	var numero = pCpfCnpj.replace(/\D/g, "");
	if (numero.length > NUM_DIGITOS_CPF)
	{
		return isCnpj(pCpfCnpj)
	}
	else
		return isCpf(pCpfCnpj);
} //isCpfCnpj



// MINHAS FUNÇÕES - Gabriel Castellani

//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function SomenteNumeros(Texto)
{
	var Result='';
	var Numeros='0123456789';
	var Letras='ABCDEFGHIJKLMNOPQRSTUVWXYZ';
	TemLetra=false;
	Texto=Texto.toUpperCase();
	for(i=0; i<Texto.length; i++)
	{
		if(Numeros.indexOf(Texto.substr(i,1))>-1) { Result += Texto.substr(i,1); }
		if(Letras.indexOf(Texto.substr(i,1))>-1) { TemLetra=true; }
	}
	if(TemLetra) { return 'ERRO'; } else { return Result; }
}


//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function check_email(e) 
{
	ok = "1234567890qwertyuiop[]asdfghjklzxcvbnm.@-_QWERTYUIOPASDFGHJKLZXCVBNM";
	for(i=0; i < e.length ;i++)
	{
		if(ok.indexOf(e.charAt(i))<0){ return (false); }	
	} 
	
	if (document.images) 
	{
		re = /(@.*@)|(\.\.)|(^\.)|(^@)|(@$)|(\.$)|(@\.)/;
		re_two = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/;
		if (!e.match(re) && e.match(re_two)) {	return (-1); } 	
	}
}



//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function Exibe(Quem,Pai)
{
	if(Pai==undefined)
	{
		document.getElementById(Quem).style.visibility="visible";
		document.getElementById(Quem).style.height='auto';
	}
	else
	{
		window.parent.document.getElementById(Quem).style.visibility="visible";
		window.parent.document.getElementById(Quem).style.height='auto';
	}
	return true;
}

//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function Esconde(Quem,Pai)
{
	if(Pai==undefined)
	{
		document.getElementById(Quem).style.visibility="hidden";
		document.getElementById(Quem).style.height='0px';
	}
	else
	{
		window.parent.document.getElementById(Quem).style.visibility="hidden";
		window.parent.document.getElementById(Quem).style.height='0px';
	}
	return true;
}


//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function Valor(Quem,Valor)
{
	if ( typeof Valor == "undefined" )
	{
		return document.getElementById(Quem).value;
	}
	else
	{
		document.getElementById(Quem).value=Valor;
		return true;
	}
}


//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function Cor(Quem,Valor)
{
	if ( typeof Valor == "undefined" )
	{
		return document.getElementById(Quem).style.color;
	}
	else
	{
		document.getElementById(Quem).style.color=Valor;
		return true;
	}
}

//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function CorFundo(Quem,Valor)
{
	if ( typeof Valor == "undefined" )
	{
		return document.getElementById(Quem).style.backgroundColor;
	}
	else
	{
		document.getElementById(Quem).style.backgroundColor=Valor;
		return true;
	}
}

//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function Check(Quem)
{
	document.getElementById(Quem).checked='checked';
	return true;
}

//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function Uncheck(Quem)
{
	document.getElementById(Quem).checked=false;
	return true;
}

//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function iHTML(Quem,Valor)
{
	document.getElementById(Quem).innerHTML=Valor;
	return true;
}


//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function Checked(Quem) {
	return document.getElementById(Quem).checked;
}


//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function DivVisivel(Quem) {
	return (document.getElementById(Quem).style.visibility=='visible');
}

//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function iif(Comp,R1,R2)
{
		if(Comp) 
		{ return R1; }
		else
		{ return R2; }
}


//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function ImprimeMenus(LK)
{
	document.write('<div class="Menu">');
	document.write('      <ul id="nav">	');
	document.write('        <li>'+iif(LK=='0','','<a href="index.html">')+'<span>&nbsp;&nbsp;&nbsp;</span>In&iacute;cio'+iif(LK=='0','','</a>')+'</li>	');
	document.write('        <li>'+iif(LK=='1','','<a href="empresa.html">')+'<span>&nbsp;&nbsp;&nbsp;</span>A Empresa</a>'+iif(LK=='1','','</a>')+'</li>	');
	document.write('        <li>'+iif(LK=='2','','<a href="outsourcing.html">')+'<span>&nbsp;&nbsp;&nbsp;</span>Outsourcing</a>'+iif(LK=='2','','</a>')+'</li>	');
	document.write('        <li>'+iif(LK=='3','','<a href="clientes.html">')+'<span>&nbsp;&nbsp;&nbsp;</span>Clientes'+iif(LK=='3','','</a>')+'</li>	');
	document.write('        <li>'+iif(LK=='4','','<a href="contato.php">')+'<span>&nbsp;&nbsp;&nbsp;</span>Contato'+iif(LK=='4','','</a>')+'</li>	');
	document.write('      </ul>	');
	document.write('    </div>	');
	return true;
}





//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function Zeros(Campo,NumZeros)
{
	estrValor=Campo.toString();
	if(estrValor.length>=NumZeros)
	{ return estrValor;	}
	else
	{
		estrZeros="";
		for(i=1; i<=NumZeros-estrValor.length; i++)
		{
			estrZeros=estrZeros+"0";
		}
		return estrZeros+estrValor;
	}
}


//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function FormataNome(Nome)
{
	var UNome=Nome.toUpperCase();
	var Conexoes=",e,de,da,do,das,dos,a,as,o,os,por,para,";
	
	if (Nome==UNome)
	{	return Nome; 	}
	else
	{
		var Palavras=Nome.split(" ");
		Nome="";
		for(i=0;i<Palavras.length;i++)
		{
			Palavras[i]=Palavras[i].toLowerCase();
			if(Conexoes.indexOf(","+Palavras[i]+",")>-1)
			{ Nome=Nome+Palavras[i]+" "; }
			else
			{
				Letra=Palavras[i].toUpperCase();
				Letra=Letra.substr(0,1);
				Fim=Palavras[i].substr(1);
				Nome=Nome+Letra+Fim+" ";
			}
		}
		return Nome;
	}
}


//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function FormataCEP(Campo)
{
	Campo=SomenteNumeros(Campo);
	var Zeros="";
		
	if(Campo.length<5)
	{
		for (i=1;i<=5-Campo.length;i++)
		{	Zeros+="0";	}
		Campo=Zeros+Campo+"000";
	}	
	else if(Campo.length==5)
	{
		for (i=1;i<=8-Campo.length;i++)
		{	Zeros+="0";	}
		Campo=Campo+Zeros;
	}
	else if(Campo.length<8) 
	{
		for (i=1;i<=8-Campo.length;i++)
		{	Zeros+="0";	}
		Campo=Zeros+Campo;
	}
	return Campo.substr(0,5)+"-"+Campo.substr(5,3);
}



//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function FormataTelefone(Campo)
{
	Campo=SomenteNumeros(Campo);
	
	if(Campo.length==8)
	{ return "(47) "+Campo.substr(0,4)+"-"+Campo.substr(4,4);	}
	else if(Campo.substr(0,4)=="0800")
	{ 
		switch(Campo.length)
		{
			case 11: return Campo.substr(0,4)+" "+Campo.substr(4,3)+" "+Campo.substr(7,4);
			case 10: return Campo.substr(0,4)+" "+Campo.substr(4,2)+" "+Campo.substr(6,4);
			default: return Campo.substr(0,4)+" "+Campo.substr(4);
		}
	}
	else
	{
		switch(Campo.length)
		{
			case 10: return "("+Campo.substr(0,2)+") "+Campo.substr(2,4)+"-"+Campo.substr(6,4);
			case 11: return "("+Campo.substr(0,3)+") "+Campo.substr(3,4)+"-"+Campo.substr(7,4);
			case 12: return "(0"+Campo.substr(0,4)+") "+Campo.substr(4,4)+"-"+Campo.substr(8,4);
			case 13: return "("+Campo.substr(0,5)+") "+Campo.substr(5,4)+"-"+Campo.substr(9,4);
			default: return Campo;
		}
	}
}


//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function Milhares(Campo)
{
	var j=0;
	if(Campo.length>3)
	{
		//Formata um número inteiro dividindo em milhares
		Temp=SomenteNumeros(Campo);	
		Campo='';
		for(i=Temp.length-3;i>=0; i-=3)
		{
			Campo=Temp.substr(i,3)+iif(Campo!='','.','')+Campo;
			j+=3;
		}
		if(j<Temp.length) { Campo=Temp.substr(0,Temp.length-j)+iif(Campo!='','.','')+Campo; }
	}
	return Campo;
}


//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function FormataMoeda(Campo,Decimais)
{
	if(Decimais==undefined) { Decimais=2; }
	
	Virgula=Campo.lastIndexOf(',');
	Ponto=Campo.lastIndexOf('.');
	Tamanho=Campo.length;
	if(Ponto>Virgula) { Virgula=Ponto; Ponto=-1;}
	
	if(Virgula==Ponto)
	{ Campo=Milhares(Campo)+","+Zeros("0",Decimais);	}
	else 
	{
		//Virgula decimal
		Inteiro=Milhares(Campo.substr(0,Virgula));
		Centavos=Campo.substr(Virgula-Tamanho+1);
		Centavos=Centavos+Zeros("0",Decimais);
		Centavos=Centavos.substr(0,Decimais);
		Campo=Inteiro+","+Centavos;
	}
	return Campo;
}



//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function FormataData(Campo)
{
	var Data="";
	
	Campo=SomenteNumeros(Campo);
	Tamanho=Campo.length;
	Hoje=new Date();
	
	switch(Tamanho)
	{
		case 0:
			Data=Zeros(Hoje.getDate(),2)+"/"+Zeros((Hoje.getMonth()+1),2)+"/"+Hoje.getFullYear(); 
			break;
		case 1:
			Data=Zeros(Campo,2)+"/"+Zeros((Hoje.getMonth()+1),2)+"/"+Hoje.getFullYear(); 
			break;
		case 2:
			Data=Zeros(Campo.substr(0,1),2)+"/"+Zeros(Campo.substr(1,1),2)+"/"+Hoje.getFullYear(); 
			break;
		case 3:
			Data=Zeros(Campo.substr(0,1),2)+"/"+Zeros(Campo.substr(1,1),2)+"/200"+Campo.substr(2,1); 
			break;
		case 4:     
			Data=Zeros(Campo.substr(0,1),2)+"/"+Zeros(Campo.substr(1,1),2); 
			
			Ano=Campo.substr(-2,2);
			if(Ano >= 29)
			{ Data=Data+"/19"+Campo.substr(-2,2); }
			else
			{ Data=Data+"/20"+Campo.substr(-2,2); }
			break;            
		default:
		
			Data = Campo.substr(-2,2);
			Ano=Campo.substr(-4,2);
			if(Ano==19 || Ano==20 || Tamanho >= 6)	
			{ 
				Data="/"+Ano+Data; 
				Campo=Campo.substr(0,Campo.length - 4);
			}
			else
			{
				if(Ano>= 29) { Data = "/19"+Data; }
				else { Data = "/20"+Data; }
				Campo=Campo.substr(0,Campo.length - 2);
			}
			
			Tamanho=Campo.length;
			if(Tamanho == 2)
			{	Data = "0" + Campo.substr(0,1) + "/0" + Campo.substr(1,1) + Data; }
			else
			{
				Mes=Campo.substr(-2,2);
				if(Mes> 12)
				{  Data = Campo.substr(-3,2) + "/0" + Campo.substr(-1,1) + Data; }
				else	
				{
					if(Tamanho==3)
					{ Data = "0" + Campo.substr(-3,1) + "/" +Campo.substr(-2,2) + Data; }
					else
					{ Data = Campo.substr(-4,2) + "/" +Campo.substr(-2,2) + Data; }
				}
			}
	}
	
	//Validando a data
	Ano=eval(Data.substr(-4,4));
	Mes=eval(Data.substr(3,2));
	Dia=eval(Data.substr(0,2));
	Err=false;
	
	Err=(Ano<1900);
	Err=Err || !(Mes>=1 && Mes<=12);
	Err=Err || (Dia==0);
	switch(Mes)
	{
		case 2:
			if((Ano%4) == 0)
			{ Err=Err || (Dia>29); break; }
			else
			{ Err=Err || (Dia>28); break; }
			break;
		
		case 4:
		case 6:
		case 9:
		case 11: Err=Err || (Dia>30); break;
		
		default: Err=Err || (Dia>31); break;
		
	}
	if(Err)
	{
		alert("A data é inválida!");
		Data=Zeros(Hoje.getDate(),2)+"/"+Zeros((Hoje.getMonth()+1),2)+"/"+Hoje.getFullYear(); 
	}   
	return Data;
}


//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
function FormataCampo(Quem,Tipo)
{
	var estrValor=document.getElementById(Quem).value;
	
	switch(Tipo)
	{
		case 0: Valor(Quem,FormataNome(estrValor)); break;  //Qualquer nome
		case 1: if(isCpfCnpj(estrValor)){document.getElementById(Quem).value=formatCpfCnpj(estrValor,true,(estrValor.length>11));}else{Valor(Quem,"ERRO");} break; //CNPJ
		case 2:	Valor(Quem,Number(estrValor)); break //Números
		case 3: Valor(Quem,FormataCEP(estrValor)); break //CEP
		case 4: Valor(Quem,estrValor.toUpperCase()); break //Maiúsculas
		case 5: Valor(Quem,FormataTelefone(estrValor)); break; //Telefone
		case 6: Valor(Quem,FormataMoeda(estrValor)); break; //Moeda
		case 7: Valor(Quem,FormataMoeda(estrValor,3)); break; //Moeda com 3 decimais
		case 8: Valor(Quem,FormataData(estrValor)); break;
	}
}

//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************
// CONTEÚDO PARA GERAR MD5
//****************************************************************************************************
//****************************************************************************************************
//****************************************************************************************************

/*
 * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
 * Digest Algorithm, as defined in RFC 1321.
 * Version 2.2 Copyright (C) Paul Johnston 1999 - 2009
 * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
 * Distributed under the BSD License
 * See http://pajhome.org.uk/crypt/md5 for more info.
 */

/*
 * Configurable variables. You may need to tweak these to be compatible with
 * the server-side, but the defaults work in most cases.
 */
var hexcase = 0;   /* hex output format. 0 - lowercase; 1 - uppercase        */
var b64pad  = "";  /* base-64 pad character. "=" for strict RFC compliance   */

/*
 * These are the functions you'll usually want to call
 * They take string arguments and return either hex or base-64 encoded strings
 */
function hex_md5(s)    { return rstr2hex(rstr_md5(str2rstr_utf8(s))); }
function b64_md5(s)    { return rstr2b64(rstr_md5(str2rstr_utf8(s))); }
function any_md5(s, e) { return rstr2any(rstr_md5(str2rstr_utf8(s)), e); }
function hex_hmac_md5(k, d)
  { return rstr2hex(rstr_hmac_md5(str2rstr_utf8(k), str2rstr_utf8(d))); }
function b64_hmac_md5(k, d)
  { return rstr2b64(rstr_hmac_md5(str2rstr_utf8(k), str2rstr_utf8(d))); }
function any_hmac_md5(k, d, e)
  { return rstr2any(rstr_hmac_md5(str2rstr_utf8(k), str2rstr_utf8(d)), e); }

/*
 * Calculate the MD5 of a raw string
 */
function rstr_md5(s)
{
  return binl2rstr(binl_md5(rstr2binl(s), s.length * 8));
}

/*
 * Calculate the HMAC-MD5, of a key and some data (raw strings)
 */
function rstr_hmac_md5(key, data)
{
  var bkey = rstr2binl(key);
  if(bkey.length > 16) bkey = binl_md5(bkey, key.length * 8);

  var ipad = Array(16), opad = Array(16);
  for(var i = 0; i < 16; i++)
  {
    ipad[i] = bkey[i] ^ 0x36363636;
    opad[i] = bkey[i] ^ 0x5C5C5C5C;
  }

  var hash = binl_md5(ipad.concat(rstr2binl(data)), 512 + data.length * 8);
  return binl2rstr(binl_md5(opad.concat(hash), 512 + 128));
}

/*
 * Convert a raw string to a hex string
 */
function rstr2hex(input)
{
  try { hexcase } catch(e) { hexcase=0; }
  var hex_tab = hexcase ? "0123456789ABCDEF" : "0123456789abcdef";
  var output = "";
  var x;
  for(var i = 0; i < input.length; i++)
  {
    x = input.charCodeAt(i);
    output += hex_tab.charAt((x >>> 4) & 0x0F)
           +  hex_tab.charAt( x        & 0x0F);
  }
  return output;
}

/*
 * Convert a raw string to a base-64 string
 */
function rstr2b64(input)
{
  try { b64pad } catch(e) { b64pad=''; }
  var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
  var output = "";
  var len = input.length;
  for(var i = 0; i < len; i += 3)
  {
    var triplet = (input.charCodeAt(i) << 16)
                | (i + 1 < len ? input.charCodeAt(i+1) << 8 : 0)
                | (i + 2 < len ? input.charCodeAt(i+2)      : 0);
    for(var j = 0; j < 4; j++)
    {
      if(i * 8 + j * 6 > input.length * 8) output += b64pad;
      else output += tab.charAt((triplet >>> 6*(3-j)) & 0x3F);
    }
  }
  return output;
}

/*
 * Convert a raw string to an arbitrary string encoding
 */
function rstr2any(input, encoding)
{
  var divisor = encoding.length;
  var i, j, q, x, quotient;

  /* Convert to an array of 16-bit big-endian values, forming the dividend */
  var dividend = Array(Math.ceil(input.length / 2));
  for(i = 0; i < dividend.length; i++)
  {
    dividend[i] = (input.charCodeAt(i * 2) << 8) | input.charCodeAt(i * 2 + 1);
  }

  /*
   * Repeatedly perform a long division. The binary array forms the dividend,
   * the length of the encoding is the divisor. Once computed, the quotient
   * forms the dividend for the next step. All remainders are stored for later
   * use.
   */
  var full_length = Math.ceil(input.length * 8 /
                                    (Math.log(encoding.length) / Math.log(2)));
  var remainders = Array(full_length);
  for(j = 0; j < full_length; j++)
  {
    quotient = Array();
    x = 0;
    for(i = 0; i < dividend.length; i++)
    {
      x = (x << 16) + dividend[i];
      q = Math.floor(x / divisor);
      x -= q * divisor;
      if(quotient.length > 0 || q > 0)
        quotient[quotient.length] = q;
    }
    remainders[j] = x;
    dividend = quotient;
  }

  /* Convert the remainders to the output string */
  var output = "";
  for(i = remainders.length - 1; i >= 0; i--)
    output += encoding.charAt(remainders[i]);

  return output;
}

/*
 * Encode a string as utf-8.
 * For efficiency, this assumes the input is valid utf-16.
 */
function str2rstr_utf8(input)
{
  var output = "";
  var i = -1;
  var x, y;

  while(++i < input.length)
  {
    /* Decode utf-16 surrogate pairs */
    x = input.charCodeAt(i);
    y = i + 1 < input.length ? input.charCodeAt(i + 1) : 0;
    if(0xD800 <= x && x <= 0xDBFF && 0xDC00 <= y && y <= 0xDFFF)
    {
      x = 0x10000 + ((x & 0x03FF) << 10) + (y & 0x03FF);
      i++;
    }

    /* Encode output as utf-8 */
    if(x <= 0x7F)
      output += String.fromCharCode(x);
    else if(x <= 0x7FF)
      output += String.fromCharCode(0xC0 | ((x >>> 6 ) & 0x1F),
                                    0x80 | ( x         & 0x3F));
    else if(x <= 0xFFFF)
      output += String.fromCharCode(0xE0 | ((x >>> 12) & 0x0F),
                                    0x80 | ((x >>> 6 ) & 0x3F),
                                    0x80 | ( x         & 0x3F));
    else if(x <= 0x1FFFFF)
      output += String.fromCharCode(0xF0 | ((x >>> 18) & 0x07),
                                    0x80 | ((x >>> 12) & 0x3F),
                                    0x80 | ((x >>> 6 ) & 0x3F),
                                    0x80 | ( x         & 0x3F));
  }
  return output;
}

/*
 * Encode a string as utf-16
 */
function str2rstr_utf16le(input)
{
  var output = "";
  for(var i = 0; i < input.length; i++)
    output += String.fromCharCode( input.charCodeAt(i)        & 0xFF,
                                  (input.charCodeAt(i) >>> 8) & 0xFF);
  return output;
}

function str2rstr_utf16be(input)
{
  var output = "";
  for(var i = 0; i < input.length; i++)
    output += String.fromCharCode((input.charCodeAt(i) >>> 8) & 0xFF,
                                   input.charCodeAt(i)        & 0xFF);
  return output;
}

/*
 * Convert a raw string to an array of little-endian words
 * Characters >255 have their high-byte silently ignored.
 */
function rstr2binl(input)
{
  var output = Array(input.length >> 2);
  for(var i = 0; i < output.length; i++)
    output[i] = 0;
  for(var i = 0; i < input.length * 8; i += 8)
    output[i>>5] |= (input.charCodeAt(i / 8) & 0xFF) << (i%32);
  return output;
}

/*
 * Convert an array of little-endian words to a string
 */
function binl2rstr(input)
{
  var output = "";
  for(var i = 0; i < input.length * 32; i += 8)
    output += String.fromCharCode((input[i>>5] >>> (i % 32)) & 0xFF);
  return output;
}

/*
 * Calculate the MD5 of an array of little-endian words, and a bit length.
 */
function binl_md5(x, len)
{
  /* append padding */
  x[len >> 5] |= 0x80 << ((len) % 32);
  x[(((len + 64) >>> 9) << 4) + 14] = len;

  var a =  1732584193;
  var b = -271733879;
  var c = -1732584194;
  var d =  271733878;

  for(var i = 0; i < x.length; i += 16)
  {
    var olda = a;
    var oldb = b;
    var oldc = c;
    var oldd = d;

    a = md5_ff(a, b, c, d, x[i+ 0], 7 , -680876936);
    d = md5_ff(d, a, b, c, x[i+ 1], 12, -389564586);
    c = md5_ff(c, d, a, b, x[i+ 2], 17,  606105819);
    b = md5_ff(b, c, d, a, x[i+ 3], 22, -1044525330);
    a = md5_ff(a, b, c, d, x[i+ 4], 7 , -176418897);
    d = md5_ff(d, a, b, c, x[i+ 5], 12,  1200080426);
    c = md5_ff(c, d, a, b, x[i+ 6], 17, -1473231341);
    b = md5_ff(b, c, d, a, x[i+ 7], 22, -45705983);
    a = md5_ff(a, b, c, d, x[i+ 8], 7 ,  1770035416);
    d = md5_ff(d, a, b, c, x[i+ 9], 12, -1958414417);
    c = md5_ff(c, d, a, b, x[i+10], 17, -42063);
    b = md5_ff(b, c, d, a, x[i+11], 22, -1990404162);
    a = md5_ff(a, b, c, d, x[i+12], 7 ,  1804603682);
    d = md5_ff(d, a, b, c, x[i+13], 12, -40341101);
    c = md5_ff(c, d, a, b, x[i+14], 17, -1502002290);
    b = md5_ff(b, c, d, a, x[i+15], 22,  1236535329);

    a = md5_gg(a, b, c, d, x[i+ 1], 5 , -165796510);
    d = md5_gg(d, a, b, c, x[i+ 6], 9 , -1069501632);
    c = md5_gg(c, d, a, b, x[i+11], 14,  643717713);
    b = md5_gg(b, c, d, a, x[i+ 0], 20, -373897302);
    a = md5_gg(a, b, c, d, x[i+ 5], 5 , -701558691);
    d = md5_gg(d, a, b, c, x[i+10], 9 ,  38016083);
    c = md5_gg(c, d, a, b, x[i+15], 14, -660478335);
    b = md5_gg(b, c, d, a, x[i+ 4], 20, -405537848);
    a = md5_gg(a, b, c, d, x[i+ 9], 5 ,  568446438);
    d = md5_gg(d, a, b, c, x[i+14], 9 , -1019803690);
    c = md5_gg(c, d, a, b, x[i+ 3], 14, -187363961);
    b = md5_gg(b, c, d, a, x[i+ 8], 20,  1163531501);
    a = md5_gg(a, b, c, d, x[i+13], 5 , -1444681467);
    d = md5_gg(d, a, b, c, x[i+ 2], 9 , -51403784);
    c = md5_gg(c, d, a, b, x[i+ 7], 14,  1735328473);
    b = md5_gg(b, c, d, a, x[i+12], 20, -1926607734);

    a = md5_hh(a, b, c, d, x[i+ 5], 4 , -378558);
    d = md5_hh(d, a, b, c, x[i+ 8], 11, -2022574463);
    c = md5_hh(c, d, a, b, x[i+11], 16,  1839030562);
    b = md5_hh(b, c, d, a, x[i+14], 23, -35309556);
    a = md5_hh(a, b, c, d, x[i+ 1], 4 , -1530992060);
    d = md5_hh(d, a, b, c, x[i+ 4], 11,  1272893353);
    c = md5_hh(c, d, a, b, x[i+ 7], 16, -155497632);
    b = md5_hh(b, c, d, a, x[i+10], 23, -1094730640);
    a = md5_hh(a, b, c, d, x[i+13], 4 ,  681279174);
    d = md5_hh(d, a, b, c, x[i+ 0], 11, -358537222);
    c = md5_hh(c, d, a, b, x[i+ 3], 16, -722521979);
    b = md5_hh(b, c, d, a, x[i+ 6], 23,  76029189);
    a = md5_hh(a, b, c, d, x[i+ 9], 4 , -640364487);
    d = md5_hh(d, a, b, c, x[i+12], 11, -421815835);
    c = md5_hh(c, d, a, b, x[i+15], 16,  530742520);
    b = md5_hh(b, c, d, a, x[i+ 2], 23, -995338651);

    a = md5_ii(a, b, c, d, x[i+ 0], 6 , -198630844);
    d = md5_ii(d, a, b, c, x[i+ 7], 10,  1126891415);
    c = md5_ii(c, d, a, b, x[i+14], 15, -1416354905);
    b = md5_ii(b, c, d, a, x[i+ 5], 21, -57434055);
    a = md5_ii(a, b, c, d, x[i+12], 6 ,  1700485571);
    d = md5_ii(d, a, b, c, x[i+ 3], 10, -1894986606);
    c = md5_ii(c, d, a, b, x[i+10], 15, -1051523);
    b = md5_ii(b, c, d, a, x[i+ 1], 21, -2054922799);
    a = md5_ii(a, b, c, d, x[i+ 8], 6 ,  1873313359);
    d = md5_ii(d, a, b, c, x[i+15], 10, -30611744);
    c = md5_ii(c, d, a, b, x[i+ 6], 15, -1560198380);
    b = md5_ii(b, c, d, a, x[i+13], 21,  1309151649);
    a = md5_ii(a, b, c, d, x[i+ 4], 6 , -145523070);
    d = md5_ii(d, a, b, c, x[i+11], 10, -1120210379);
    c = md5_ii(c, d, a, b, x[i+ 2], 15,  718787259);
    b = md5_ii(b, c, d, a, x[i+ 9], 21, -343485551);

    a = safe_add(a, olda);
    b = safe_add(b, oldb);
    c = safe_add(c, oldc);
    d = safe_add(d, oldd);
  }
  return Array(a, b, c, d);
}

/*
 * These functions implement the four basic operations the algorithm uses.
 */
function md5_cmn(q, a, b, x, s, t)
{
  return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s),b);
}
function md5_ff(a, b, c, d, x, s, t)
{
  return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t);
}
function md5_gg(a, b, c, d, x, s, t)
{
  return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t);
}
function md5_hh(a, b, c, d, x, s, t)
{
  return md5_cmn(b ^ c ^ d, a, b, x, s, t);
}
function md5_ii(a, b, c, d, x, s, t)
{
  return md5_cmn(c ^ (b | (~d)), a, b, x, s, t);
}

/*
 * Add integers, wrapping at 2^32. This uses 16-bit operations internally
 * to work around bugs in some JS interpreters.
 */
function safe_add(x, y)
{
  var lsw = (x & 0xFFFF) + (y & 0xFFFF);
  var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
  return (msw << 16) | (lsw & 0xFFFF);
}

/*
 * Bitwise rotate a 32-bit number to the left.
 */
function bit_rol(num, cnt)
{
  return (num << cnt) | (num >>> (32 - cnt));
}

