function formatar(src, mask) 
{
  var i = src.value.length;
  var saida = mask.substring(0,1);
  var texto = mask.substring(i)
if (texto.substring(0,1) != saida) 
  {
	src.value += texto.substring(0,1);
  }
}

function valida(){

	if(document.getElementById("email").value!="")
	{
	   if(document.getElementById("codigo").value!="")
	   {
		  document.forms[0].submit();
	   }
	   else
	   {
		  alert("Informe o CPF/CNPJ!");
		  document.forms[0].codigo.focus();
	   }
	}
	else
	{
	   	  alert("Informe o Email!");
		  document.forms[0].email.focus();
	}
}

function validaCodigo(){
	if(document.form1.elements[0].value!=""){
		document.form1.submit();
	}else{
		alert("Informe o CPF/CNPJ!");
		document.form1.elements[0].focus();
	}
}

function validaResposta(){
	if(document.getElementById("resposta").value!="")
	{
		document.forms[0].submit();
	}
		else
	{
		alert("Informe a resposta!");
		document.forms[0].resposta.focus();
	}
}