/*function hide(objectID) {
	var object = document.getElementById(objectID);
	if(object.style.visibility == 'visible') {
		object.style.visibility = 'hidden';
	}
}
function show(objectID) {
	var object = document.getElementById(objectID);
	if(object.style.visibility == 'hidden') {
		object.style.visibility = 'visible';
	}
}*/
function hide(obj) {
	document.getElementById(obj).style.visibility = 'hidden';
}
function show(obj) {
	document.getElementById(obj).style.visibility = 'visible';
}