rem: fade: function(how, options){ 
add: fade: function(how){ var fade = this.get('tween', 'opacity'); 
context: 	fade: function(how, options){		how = $pick(how, 'toggle');		var fade = this.get('tween', 'opacity', options);		switch (how){			case 'in': fade.start(1); break;			case 'out': fade.start(0); break;			case 'show': fade.set(1); break;			case 'hide': fade.set(0); break;			case 'toggle': fade.start((function(){				return (this.getStyle('visibility') == 'hidden') ? 1 : 0;			}).bind(this)); break;			default: fade.start(how);		}		return this;	},
meta: 8516	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/8516/835bccdb1535cc19e16d08e483ea7299532b17a6/Fx.Tween.js/clean/Source/Effects/Fx.Tween.js