function getElement(id)
{
	with (document) var element = getElementById ? getElementById(id) : all ? all[id] : layer[id];
	if(!element.style) element.style = element;
	return element;
}

function hideElement(name)
{
	getElement(name).style.display = 'none';
}

function viewElement(name)
{
	getElement(name).style.display = 'block';
}

function elementOnOff(name)
{
	if (getElement(name).style.display == 'none')
		getElement(name).style.display = 'block';
	else
		getElement(name).style.display = 'none';
}

function menuOff(name)
{
	getElement(name).style.visibility = 'hidden';
}

function menuOn(name)
{
	getElement(name).style.visibility = 'visible';
}