rem: return $Elements(els); 
add: return $$(els); 
context: 	getElementsBySelector: function(selector){		var els = [];		selector.split(',').each(function(sel){			els.extend(this.getElements(sel));		}, this);		return $Elements(els);	}
meta: 3891	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/3891/03c9c00aa7fdb2f2d8571e7665048da8759cf30a/mootools-uncompressed.js/buggy/includes/js/mootools-uncompressed.js