function verifica_enquete(theForm) {
var cont=0;
         if (theForm.resposta.length>=2){
         for (var k=0; k< theForm.resposta.length; k++) {
                if (theForm.resposta[k].checked==false) {
                cont++;
                }
   }
}

 if (cont==theForm.resposta.length){
      alert("Selecione sua resposta!");
                  return (false);
  }

}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

/*--------------------------------------------------------------------------------------------------------------------------------*/
//CARACTERES DIVERSOS
var letras      = "abcdefghijklmnopqrstuvwxyz";
var letras_mais = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
var numeros     = "0123456789";
var emails      = letras+"_.-"+numeros;
var telefones   = "()-x "+numeros;
//CARACTERES ÚNICOS
var fone      = "-";
var emailsc   = "@";
var moeda     = ",";
//MÁSCARAS
var datas     = "  /  /    ";
var horas     = "  :  ";
var cep		  = "     -   ";
//VERIFICA SE A TECLA INFORMADA PODE SER INSERIDA NO OBJETO
function verifica_mascara(obj,str,strone,mask,mykey){
  //LIMPAR SELECIONADO
  if (document.getSelection && document.selection.createRange().text.length!=0) document.getSelection.clear();
    else if (document.selection && document.selection.createRange().text.length!=0) document.selection.clear();
  //VERIFICA TECLA VALIDA EM "str" E "strone"
  if (str!=""    && str.indexOf(mykey)      ==-1 && strone.indexOf(mykey)==-1) return false; 
  if (strone!="" && obj.value.indexOf(mykey)!=-1 && strone.indexOf(mykey)!=-1) return false; 
  //VERIFICA MASCARA
  if(mask.charAt(0)=="%"){
    var mylength=0;
    var i=mask.length;
    while(i>0 && mylength==0){
      i--;
      if(obj.value.lastIndexOf(mask.charAt(i))!=-1) mylength=i;
    }
    obj.value=obj.value.substr(0,obj.value.length-mylength)+mykey+mask.substr(1,mask.length);
    return false;
  }

  if(mask.charAt(mask.length-1)=="%"){ 
    if(obj.value=="") obj.value=mask.substr(0,mask.indexOf("%"));
    return true;
  }

  var tam=obj.value.length;
  while (mask.charAt(tam) && mask.charAt(tam)!=" " && tam<=mask.length){
    if(mask.charAt(tam)!=" ") obj.value+=mask.charAt(tam);
    tam++;
  }
  if(mask.substr(tam+1,mask.length-tam).indexOf(" ")==-1 && tam<mask.length && mask.length-tam!=1){
    obj.value+=mykey+mask.substr(tam+1,mask.length-tam);
    return false;
  }

  if(obj.value.length<mask.length || mask.length==0) return true; 
  if(obj.value.length>mask.length) obj.value=obj.value.substr(0,mask.length);
  return false;
}

//VERIFICA A MASCARA E RETORNA SE A TECLA PRESSIONADA PODE OU NÃO SER INCLUIDA NO OBJETO
function valida_tecla(obj,str,strone,mask) {
  var code = (window.Event) ? event.which : event.keyCode;
  if(code==8 || code==9 || code==13) return true;
  return verifica_mascara(obj,str,strone,mask,String.fromCharCode(code));
}

function limpa_string(S){
	// Deixa so' os digitos no numero
	var Digitos = "0123456789";
	var temp = "";
	var digito = "";

	for (var i=0; i<S.length; i++)	{
		digito = S.charAt(i);
		if (Digitos.indexOf(digito)>=0)	{
			temp=temp+digito	}
	} //for

	return temp
}
// fim da funcao


function valida_CPF(s)	{
	var i;
	s = limpa_string(s);
	var c = s.substr(0,9);
	var dv = s.substr(9,2);
	var d1 = 0;
	for (i = 0; i < 9; i++)
	{
		d1 += c.charAt(i)*(10-i);
	}
        if (d1 == 0) return false;
	d1 = 11 - (d1 % 11);
	if (d1 > 9) d1 = 0;
	if (dv.charAt(0) != d1)
	{
		return false;
	}

	d1 *= 2;
	for (i = 0; i < 9; i++)
	{
		d1 += c.charAt(i)*(11-i);
	}
	d1 = 11 - (d1 % 11);
	if (d1 > 9) d1 = 0;
	if (dv.charAt(1) != d1)
	{
		return false;
	}
        return true;
}

function valida_CGC(s)
{
	var i;
	s = limpa_string(s);
	var c = s.substr(0,12);
	var dv = s.substr(12,2);
	var d1 = 0;
	for (i = 0; i < 12; i++)
	{
		d1 += c.charAt(11-i)*(2+(i % 8));
	}
        if (d1 == 0) return false;
        d1 = 11 - (d1 % 11);
	if (d1 > 9) d1 = 0;
	if (dv.charAt(0) != d1)
	{
		return false;
	}

	d1 *= 2;
	for (i = 0; i < 12; i++)
	{
		d1 += c.charAt(11-i)*(2+((i+1) % 8));
	}
	d1 = 11 - (d1 % 11);
	if (d1 > 9) d1 = 0;
	if (dv.charAt(1) != d1)
	{
		return false;
	}
	return true;
}