/*
Script credits go to: David Walsh (http://davidwalsh.name/animate-opacity)
*/
(function($){
				window.addEvent('domready',function() {
					//element collection and settings
					var opacity = 0.4, toOpacity = 0.9;

					//set opacity ASAP and events
					$$('div.opacity').set('opacity',opacity).addEvents({
						mouseenter: function() {
							this.tween('opacity',toOpacity);
						},
						mouseleave: function() {
							this.tween('opacity',opacity);
						}
					});
				});
			})(document.id);

(function($){
				window.addEvent('domready',function() {
					//element collection and settings
					var opacity = 0.5, toOpacity = 1.0;

					//set opacity ASAP and events
					$$('div.opacity2').set('opacity',opacity).addEvents({
						mouseenter: function() {
							this.tween('opacity',toOpacity);
						},
						mouseleave: function() {
							this.tween('opacity',opacity);
						}
					});
				});
			})(document.id);