var currentActiveSubmenu = null;

function select(id) {
	$('#menu_' + id + '_image').attr('class', 'active');
	$('#menu_' + id + '_submenu').show();
	$('#menu_' + id + '_text').attr('class', 'active');
	if (currentActiveSubmenu != null && currentActiveSubmenu != id) {
		$('#menu_' + currentActiveSubmenu + '_submenu').hide();
	}
	currentActiveSubmenu = id;
}

function unSelect(id) {
	$('#menu_' + id + '_image').attr('class', 'unactive');
	$('#menu_' + id + '_text').attr('class', 'unactive');
}

function hideAll() {
	if (currentActiveSubmenu != null) {
		$('#menu_' + currentActiveSubmenu + '_submenu').hide();
		currentActiveSubmenu = null;
	}
}