onComplete: Function.empty, onProgress: Function.empty 
onComplete: $empty, onProgress: $empty 
	images: function(sources, options){		options = $merge({			onComplete: Function.empty,			onProgress: Function.empty		}, options);		if (!sources.push) sources = [sources];		var images = [];		var counter = 0;		sources.each(function(source){			var img = new Asset.image(source, {				'onload': function(){					options.onProgress.call(this, counter);					counter++;					if (counter == sources.length) options.onComplete();				}			});			images.push(img);		});		return new Elements(images);	}
9494	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/9494/06922312396df156a34eea7232801f69ce9461b7/Assets.js/clean/Remote/Assets.js