function formatPin(e,src,mask){
  if(window.event) 
    _TXT = e.keyCode;
  else if(e.which)
    _TXT = e.which;
    
  if(_TXT > 47 && _TXT < 58) { 
    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); 
    } 
  return true; 
  } else { 
    if (_TXT != 8) { 
      return false; 
    } 
    else { 
      return true; 
    }
  }
}

function infoClose(){
  document.getElementById('infoErro').style.display = 'none';
  return false;
}