// JavaScript Document

show = function(id) {
	if (!document.getElementById) return false;
	if (!document.getElementById(id)) return false;
	var element = document.getElementById(id);
	element.style.display = 'block';
	return true;
}

hide = function(id) {
	if (!document.getElementById) return false;
	if (!document.getElementById(id)) return false;
	var element = document.getElementById(id);
	element.style.display = 'none';
	return true;
}