// JavaScript Documentwindow.addEvent('domready', function(){	var Tips2 = new Tips($$('.pista'), {		initialize:function(){			this.fx = new Fx.Style(this.toolTip, 'opacity', {duration: 500, wait: false}).set(0);		},		onShow: function(toolTip) {			this.fx.start(1);		},		onHide: function(toolTip) {			this.fx.start(0);		}	});}); 
