window.addEvent('domready', function(){
			var mootips = new Tips($$('.tool-tip'), {
				initialize:function(){
					this.fx = new Fx.Style(this.toolTip, 'opacity', {duration: 400, wait: false}).set(0);
				},
				onShow: function(toolTip) {
					this.fx.start(1);
				},
				onHide: function(toolTip) {
					this.fx.start(0);
				}
			});
			
		});