// JavaScript Document

function hideOrShow(obj)
{
	// The object ID
	// alert (obj);
	if (obj != null) {
		if (document.getElementById(obj).style.display != 'block') {
			hide(obj);
			// alert ('hide')
		}
		else {
			// alert ('show')
			show(obj);
		}
	}
}

function hide(obj) {
	document.getElementById(obj).style.display = 'block'
}

function show(obj) {
	document.getElementById(obj).style.display = 'none'
}