function mShowMenu(element) {
	if (element.lastChild.nodeName.toUpperCase() == 'UL') {
		element.lastChild.style.display = 'block';
	}
}
function mHideMenu(element) {
	if (element.lastChild.nodeName.toUpperCase() == 'UL') {
		element.lastChild.style.display = 'none';
	}
}