/* Copyright (c) 2011 Lauri Koutaniemi - L@uri.sg */

function hide(id) { var e = document.getElementById(id); if(e.style.display!='none') e.style.display = 'none'; }
function show(id) { var e = document.getElementById(id); if(e.style.display=='none') e.style.display = 'block'; }
function toggle(id) { var e = document.getElementById(id); if(e.style.display=='none') e.style.display = 'block'; else e.style.display = 'none'; }