//<FUNCOES GENERICAS>///////////////////////////////////////////////////////////

//EXIBE A MENSAGEM DE ERRO. ACIONADA PELAS OUTRAS FUNCOES
function showWarning(message, whatInput){
  alert(message);
}

//VERIFICA SE UM INPUT ESTA VAZIO.
function checkEmpty(whatForm, whatInput, errorMessage){
  var tmpInput = whatForm.elements[whatInput];

  if(tmpInput.value == ''){
    showWarning(errorMessage, tmpInput);
    tmpInput.focus();
    return false;
  }
  return true;
}

//VERIFICA SE O CAMPO CONTEM A FORMATACAO DE EMAIL
function checkEmail(whatForm, whatInput, errorMessage) {
  var tmpEmail = whatForm.elements[whatInput];
  var tmpStr = tmpEmail.value.replace("'","");
  tmpEmail.value = tmpStr;

	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=tmpStr.match(emailPat)
	if (matchArray==null){
    showWarning(errorMessage, tmpEmail);
    tmpEmail.focus();
		return false
	}
	var user=matchArray[1]
	var domain=matchArray[2]
	if (user.match(userPat)==null){
    showWarning(errorMessage, tmpEmail);
    tmpEmail.focus();
		return false
	}
	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null) {
		for (var i=1;i<=4;i++){
			if (IPArray[i]>255){
        showWarning(errorMessage, tmpEmail);
        tmpEmail.focus();
				return false
			}
		}
		return true
	}
	var domainArray=domain.match(domainPat)
	if (domainArray==null){
    showWarning(errorMessage, tmpEmail);
    tmpEmail.focus();
		return false
	}
	var atomPat=new RegExp(atom,"g")
	var domArr=domain.match(atomPat)
	var len=domArr.length
	if (domArr[domArr.length-1].length<2 || domArr[domArr.length-1].length>3){
    showWarning(errorMessage, tmpEmail);
    tmpEmail.focus();
		return false
	}
	if (len<2) {
    showWarning(errorMessage, tmpEmail);
    tmpEmail.focus();
		return false
	}
	return true;
}


//VERIFICA SE UM CAMPO SELECT ESTA SELECIONADO. PRECISA DE UM OPTION VALUE="-"
function checkSelect(whatForm, whatSelect, errorMessage){
  var tmpSelect = whatForm.elements[whatSelect];

  if(tmpSelect.options[tmpSelect.options.selectedIndex].value == '-'){
    errorMessage ? showWarning(errorMessage, tmpSelect) : eval(0);
    errorMessage ? tmpSelect.focus() : eval(0);
    return false;
  }
  return true;
}

//VERIFICA SE UM CONJUNTO DE RADIO BUTTONS ESTA SELECIONADO
function checkRadio(whatForm, whatRadio, errorMessage){
  var ticado = false;
  
  for (i = 0; i < whatForm.elements[whatRadio].length; i++){
  	if (whatForm.elements[whatRadio][i].checked)
  		{
  		ticado = true;
  		}
  }
  
  if (ticado){
  	return true;
  }else{
    showWarning(errorMessage, whatRadio);
  	return false;
  }
}

//VERIFICA SE CAMPO 02 EH IGUAL AO CAMPO 01
function checkFields(whatForm, whatInput, whatInputCopy, errorMessage){
  var tmpInput = whatForm.elements[whatInput];
  var tmpInputCopy = whatForm.elements[whatInputCopy];

  if(tmpInput.value != tmpInputCopy.value){
    showWarning(errorMessage, tmpInputCopy);
    tmpInputCopy.focus();
    return false;
  }
  else{
    return true;
  }
}

//</FUNCOES GENERICAS>//////////////////////////////////////////////////////////


//<FUNCOES UTILITARIOS PARA DATA>///////////////////////////////////////////////

// NOMES DAS FUNCOES
// LZ(), isDate(), compareDates(), formatDate(), _isInteger(), _getInt(),
// getDateFromFormat()

// The format string consists of the following abbreviations:
//
// Field        | Full Form          | Short Form
// -------------+--------------------+-----------------------
// Year         | yyyy (4 digits)    | yy (2 digits), y (2 or 4 digits)
// Month        | MMM (name or abbr.)| MM (2 digits), M (1 or 2 digits)
// Day of Month | dd (2 digits)      | d (1 or 2 digits)
// NOTE THE DIFFERENCE BETWEEN MM and mm! Month=MM, not mm!

var MONTH_NAMES=new Array('Janeiro','Fevereiro','Março','Abril','Maio','Junho','Julho','Agosto','Setembro','Outubro','Novembro','Dezembro','Jan','Fev','Mar','Abr','Mai','Jun','Jul','Ago','Set','Out','Nov','Dez');
function LZ(x) {return(x<0||x>9?"":"0")+x}

function isDate(val,format) {
	var date=getDateFromFormat(val,format);
	if (date==0) { return false; }
	return true;
	}

function compareDates(date1,dateformat1,date2,dateformat2) {
	var d1=getDateFromFormat(date1,dateformat1);
	var d2=getDateFromFormat(date2,dateformat2);
	if (d1==0 || d2==0) {
		return -1;
		}
	else if (d1 > d2) {
		return 1;
		}
	return 0;
	}

function formatDate(date,format) {
	format=format+"";
	var result="";
	var i_format=0;
	var c="";
	var token="";
	var y=date.getYear()+"";
	var M=date.getMonth()+1;
	var d=date.getDate();
	var H=date.getHours();
	var m=date.getMinutes();
	var s=date.getSeconds();
	var yyyy,yy,MMM,MM,dd,hh,h,mm,ss,ampm,HH,H,KK,K,kk,k;
	var value=new Object();
	if (y.length < 4) {y=""+(y-0+1900);}
	value["y"]=""+y;
	value["yyyy"]=y;
	value["yy"]=y.substring(2,4);
	value["M"]=M;
	value["MM"]=LZ(M);
	value["MMM"]=MONTH_NAMES[M-1];
	value["d"]=d;
	value["dd"]=LZ(d);
	value["H"]=H;
	value["HH"]=LZ(H);
	if (H==0){value["h"]=12;}
	else if (H>12){value["h"]=H-12;}
	else {value["h"]=H;}
	value["hh"]=LZ(value["h"]);
	if (H>11){value["K"]=H-12;} else {value["K"]=H;}
	value["k"]=H+1;
	value["KK"]=LZ(value["K"]);
	value["kk"]=LZ(value["k"]);
	if (H > 11) { value["a"]="PM"; }
	else { value["a"]="AM"; }
	value["m"]=m;
	value["mm"]=LZ(m);
	value["s"]=s;
	value["ss"]=LZ(s);
	while (i_format < format.length) {
		c=format.charAt(i_format);
		token="";
		while ((format.charAt(i_format)==c) && (i_format < format.length)) {
			token += format.charAt(i_format++);
			}
		if (value[token] != null) { result=result + value[token]; }
		else { result=result + token; }
		}
	return result;
	}
function _isInteger(val) {
	var digits="1234567890";
	for (var i=0; i < val.length; i++) {
		if (digits.indexOf(val.charAt(i))==-1) { return false; }
		}
	return true;
	}
function _getInt(str,i,minlength,maxlength) {
	for (var x=maxlength; x>=minlength; x--) {
		var token=str.substring(i,i+x);
		if (token.length < minlength) { return null; }
		if (_isInteger(token)) { return token; }
		}
	return null;
	}
function getDateFromFormat(val,format) {
	val=val+"";
	format=format+"";
	var i_val=0;
	var i_format=0;
	var c="";
	var token="";
	var token2="";
	var x,y;
	var now=new Date();
	var year=now.getYear();
	var month=now.getMonth()+1;
	var date=now.getDate();
	var hh=now.getHours();
	var mm=now.getMinutes();
	var ss=now.getSeconds();
	var ampm="";

	while (i_format < format.length) {
		c=format.charAt(i_format);
		token="";
		while ((format.charAt(i_format)==c) && (i_format < format.length)) {
			token += format.charAt(i_format++);
			}
		if (token=="yyyy" || token=="yy" || token=="y") {
			if (token=="yyyy") { x=4;y=4; }
			if (token=="yy")   { x=2;y=2; }
			if (token=="y")    { x=2;y=4; }
			year=_getInt(val,i_val,x,y);
			if (year==null) { return 0; }
			i_val += year.length;
			if (year.length==2) {
				if (year > 70) { year=1900+(year-0); }
				else { year=2000+(year-0); }
				}
			}
		else if (token=="MMM"){
			month=0;
			for (var i=0; i<MONTH_NAMES.length; i++) {
				var month_name=MONTH_NAMES[i];
				if (val.substring(i_val,i_val+month_name.length).toLowerCase()==month_name.toLowerCase()) {
					month=i+1;
					if (month>12) { month -= 12; }
					i_val += month_name.length;
					break;
					}
				}
			if ((month < 1)||(month>12)){return 0;}
			}
		else if (token=="MM"||token=="M") {
			month=_getInt(val,i_val,token.length,2);
			if(month==null||(month<1)||(month>12)){return 0;}
			i_val+=month.length;}
		else if (token=="dd"||token=="d") {
			date=_getInt(val,i_val,token.length,2);
			if(date==null||(date<1)||(date>31)){return 0;}
			i_val+=date.length;}
		else if (token=="hh"||token=="h") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<1)||(hh>12)){return 0;}
			i_val+=hh.length;}
		else if (token=="HH"||token=="H") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<0)||(hh>23)){return 0;}
			i_val+=hh.length;}
		else if (token=="KK"||token=="K") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<0)||(hh>11)){return 0;}
			i_val+=hh.length;}
		else if (token=="kk"||token=="k") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<1)||(hh>24)){return 0;}
			i_val+=hh.length;hh--;}
		else if (token=="mm"||token=="m") {
			mm=_getInt(val,i_val,token.length,2);
			if(mm==null||(mm<0)||(mm>59)){return 0;}
			i_val+=mm.length;}
		else if (token=="ss"||token=="s") {
			ss=_getInt(val,i_val,token.length,2);
			if(ss==null||(ss<0)||(ss>59)){return 0;}
			i_val+=ss.length;}
		else if (token=="a") {
			if (val.substring(i_val,i_val+2).toLowerCase()=="am") {ampm="AM";}
			else if (val.substring(i_val,i_val+2).toLowerCase()=="pm") {ampm="PM";}
			else {return 0;}
			i_val+=2;}
		else {
			if (val.substring(i_val,i_val+token.length)!=token) {return 0;}
			else {i_val+=token.length;}
			}
		}
	if (i_val != val.length) { return 0; }
	if (month==2) {
		if ( ( (year%4==0)&&(year%100 != 0) ) || (year%400==0) ) {
			if (date > 29){ return false; }
			}
		else { if (date > 28) { return false; } }
		}
	if ((month==4)||(month==6)||(month==9)||(month==11)) {
		if (date > 30) { return false; }
		}
	if (hh<12 && ampm=="PM") { hh=hh-0+12; }
	else if (hh>11 && ampm=="AM") { hh-=12; }
	var newdate=new Date(year,month-1,date,hh,mm,ss);
	return newdate.getTime();
	}


//</FUNCOES UTILITARIOS PARA DATA>//////////////////////////////////////////////

	function validaCPF(whatForm, whatInput, errorMessage) {
  		var tmpInput = whatForm.elements[whatInput];
		cpf = tmpInput.value;
		valor = true;
		erro = new String;
		if (cpf.length < 11) erro += "Sao necessarios 11 digitos para verificacao do CPF! \n\n"; 
		var nonNumbers = /\D/;
		if (nonNumbers.test(cpf)) erro += "A verificacao de CPF suporta apenas numeros! \n\n";	
		if (cpf == "00000000000" || cpf == "11111111111" || cpf == "22222222222" || cpf == "33333333333" || cpf == "44444444444" || cpf == "55555555555" || cpf == "66666666666" || cpf == "77777777777" || cpf == "88888888888" || cpf == "99999999999"){
			  erro += "Numero de CPF invalido!"
		}
		var a = [];
		var b = new Number;
		var c = 11;
		for (i=0; i<11; i++){
			a[i] = cpf.charAt(i);
			if (i < 9) b += (a[i] *  --c);
		}
		if ((x = b % 11) < 2) { a[9] = 0 } else { a[9] = 11-x }
		b = 0;
		c = 11;
		for (y=0; y<10; y++) b += (a[y] *  c--); 
		if ((x = b % 11) < 2) { a[10] = 0; } else { a[10] = 11-x; }
		if ((cpf.charAt(9) != a[9]) || (cpf.charAt(10) != a[10])){
			erro +="Digito verificador com problema!";
		}
		if (erro.length > 0){
    		showWarning(errorMessage, tmpInput);
    		tmpInput.focus();
			return false;
		}
		return true;
	}
	
function blockSpecialChars(){
	var isNS4 = (navigator.appName=="Netscape")?1:0;
	if(!isNS4){if ((event.keyCode > 32 && event.keyCode < 48) || (event.keyCode > 57 && event.keyCode < 65) || (event.keyCode > 90 && 	event.keyCode < 97)) event.returnValue = false;
	}else{
		if ((event.which > 32 && event.which < 48) || (event.which > 57 && event.which < 65) || (event.which > 90 && event.which < 97)) return false;
	}
}


function blockChars(){
	if(event.keyCode < 45 || event.keyCode > 57 || event.keyCode > 32 && event.keyCode < 48 || event.keyCode > 57 && event.keyCode < 65 || event.keyCode > 90 && event.keyCode < 97){
			event.returnValue = false;
	}
}


function trim(vString){

	return vString.replace(/^\s+|\s+$/ig, '');
	
}

function clickInText(obj){

	var valorinicial = trim(obj.getAttribute('valorInicial'));
	
	if ( trim(obj.value) == valorinicial ) {
		
		obj.value = '';					
	
	}
								
}

function clickOutText(obj){

	var valorinicial = trim(obj.getAttribute('valorInicial'));
	
	if ( trim(obj.value) == '' ) {
		
		obj.value = valorinicial;					
	
	}
		
}

function clickInPass(obj1, obj2){

	var valorinicial = trim(obj1.getAttribute('valorInicial'));
	
	if ( trim(obj1.value) == valorinicial ) {

		obj1.style.display = 'none';
		obj2.style.display = 'inline';
		obj2.value = '';
		obj2.focus();
	
	}
								
}

function clickOutPass(obj1, obj2){

	var valorinicial = trim(obj1.getAttribute('valorInicial'));
	
	if ( trim(obj2.value) == '' ) {

		obj2.style.display = 'none';
		obj1.value = valorinicial;
		obj1.style.display = 'inline';
						
	}
		
}