rem: el.extend = null; 
add: el.htmlElement = null; el.collected = null; 
context: 		Garbage.elements.each(function(el){			el.removeEvents();			for (var p in Element.prototype) el[p] = null;			el.extend = null;		});
meta: 6924	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/6924/6505e0d77296140ad15e75a8d0b10bca45c9055b/Element.js/buggy/Native/Element.js