function _hide(strID) {
	document.getElementById(strID).style.display = "none";
}
function _show(strID) {
	document.getElementById(strID).style.display = "block";
}
function _gel(id) {
  return document.getElementById(id);
}
function showFieldLength(showID, fieldID, intMaxLen) {
	_gel(showID).innerText = (intMaxLen - _gel(fieldID).value.length);
}