function toggleDisplay(objectID)
{
	var object = document.getElementById(objectID);

	state = object.style.display;
	if (state == 'none') {
		object.style.display = 'block';
	} else {
		if (state == 'block') {
			object.style.display = 'none';
		} else {
			object.style.display = 'block';
		}
	}
}