var Menu=new Class({
	menu: null,
	
	initialize: function() {
		$$('.box-submenu1').set('tween', {duration: 'short'});
		$$('.box-submenu2').set('tween', {duration: 'short'});
		
		$$('.box-submenu1').fade('hide');
		$$('.box-submenu2').fade('hide');
	},

	select: function(id, sub) {
		if (sub==0) $$('.box-submenu1').fade(0);
		$$('.box-submenu2').fade(0);
		
		var m=$('submenu-'+id);
		if (m!=null) m.fade(1);
	}
});