function showhide(name) {
	var e = document.getElementById(name);
	e.style.display = (e.style.display == 'block') ? 'none' : 'block';
}

function show(name) {
	var e = document.getElementById(name);
	e.style.display = 'block';
}

function hide(name) {
	var e = document.getElementById(name);
	e.style.display = 'none';
}