function toggleImages(id) {
	closeAllExcept(id);
	if (document.getElementById(id).style.display != 'none')
		document.getElementById(id + 'Image').innerHTML = '<img src="images/layout/menu-right.gif" />';
	else
		document.getElementById(id + 'Image').innerHTML = '<img src="images/layout/menu-down.gif" />';
	}

function closeAllExcept(id) {
	for (var i=2;i<20 ;i++) {
		var idToClose = 'smenu' + i;
		var element = document.getElementById(idToClose);
		if (idToClose != id && element != null && element != 'undefined' && (element.style.display != 'none')) {
			document.getElementById(idToClose + 'Image').innerHTML = '<img src="images/layout/menu-right.gif" />';
			Effect.toggle(idToClose, 'slide');
		}
	}
}