/* visibility.js */
function setVisibility(objectID, state) {
	var object = document.getElementById(objectID);
	
	object.style.visibility = state;
}
function showMe(objectID) {
	var object = document.getElementById(objectID);
	state = object.style.visibility;
	
	object.style.visibility = 'visible';
}
function hideMe(objectID) {
	var object = document.getElementById(objectID);
	state = object.style.visibility;
	
	object.style.visibility = 'hidden';
}