// JavaScript Document
window.addEvent('domready', function() {
			/* example a:  top down */
			$$('#navbar ul li a').each(function(el) {
				//fx
				var fx = new Fx.Tween(el,{
					duration: 1000,
					'transition': Fx.Transitions.Bounce.easeOut, 
					link: 'cancel'
				});
			//	var fx=new Fx.Style(e1, {transition:Fx.Transitions.Bounce.easeOut});

				//css  events
				el.setStyle('background-position','3px -75px').addEvents({
					'mouseenter': function(e) {
						e.stop();
						fx.start('background-position','3px -18px');
					},
					'mouseleave': function(e) {
						e.stop();
						fx.start('background-position','3px -75px');
					}
				});
			});
			

});