function showGlobal() {
	elem = document.getElementById('featuresGlobal');
	if (elem.style.display == 'block') { elem.style.display = 'none'; }
	else elem.style.display = 'block';
}
function showUnlim() {
	elem = document.getElementById('featuresUnlimited');
	if (elem.style.display == 'block') { elem.style.display = 'none'; }
	else elem.style.display = 'block';
}