function showHideTable(id) {
  try {
    var tableObj = document.getElementById('tbl_' + id);
    var spanObj = document.getElementById('span_' + id);
    if(tableObj.style.display == "block") {
      tableObj.style.display ="none";
      spanObj.innerText= "[+]";
    } else {
      tableObj.style.display ="block";
      spanObj.innerText = "[ - ]";
    }
  } catch(e) {
    alert('[ERRO:] '+ e.description);
  }
}


function changeCase(obj) {
  obj.value = obj.value.toUpperCase();
}