//Valida Newsletter

var submitcount=0;

function reset() {
document.emailform.reset();

}

var reqFields = new parseArray("email");
var reqFieldsDesc = new parseArray("Seu endereço de Email ");

function parseArray() {
        this.length = parseArray.arguments.length
        for (var i = 0; i < this.length; i++) {
           this[i+1] = parseArray.arguments[i]
           } 
 }
 
function validEmail(email) {
   invalidChars = " £$%*?!#/:,;"
 
   if (email == "") {      
    return false
   }
   for (i=0; i<invalidChars.length; i++) { 
    badChar = invalidChars.charAt(i)
    if (email.indexOf(badChar,0) > -1) {
     return false
    }
   }
   atPos = email.indexOf("@",1)   
   if (atPos == -1) {
    return false
   }
   if (email.indexOf("@",atPos+1) != -1) {
    return false
   }
   periodPos = email.indexOf(".",atPos)
   if (periodPos == -1) {     
    return false
   }
   if (periodPos+3 > email.length) {  
    return false
   }
   return true

  }
  
//inicio nome recipients valido  
function validname(name) {
   invalidChars = "£$%*?!#/:,;1234567890"
 
   if (recip_name == "") {      
    return false
   }
  for (i=0; i<invalidChars.length; i++) { 
    badChar = invalidChars.charAt(i)
    if (name.indexOf(badChar,0) > -1) {
     return false
    }
   }
   return true
  } 

// inicio validação do formulário  
function validForm(obj) {
    var errMsg = '';    
    var x = 0;

   for (x = 1; reqFields.length >= x ; x++) {

  if ((obj.elements[reqFields[x]].value == '') || (obj.elements[reqFields[x]].value == ' ')) {
  errMsg = errMsg + '' + reqFieldsDesc[x] + ' é requerido.\n';
            }
    }  

  if (errMsg != '') {
    errMsg = 'Houve erro no preenchimento. ERRO:\n\n' + errMsg + '\nPor Favor verifique  e digite novamente';
    alert(errMsg); 
    return false;
  } 


//Email Validação
 if (!validEmail(obj.email.value)) {
    alert("Você precisa digitar um Email válido.")
    obj.email.focus()
    obj.email.select()
    return false
   }  
   if (submitcount == 0)
      {
      submitcount++;
      return true;
      }
   else 
      {
      alert("Esse formulário já foi enviado.");
      return false;
      }  
return true

}
//FIM VALIDAÇAO FORMULÁRIO

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_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_nbGroup(event, grpName) { //v6.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}