rem: return (this.contains(el)); }, this); 
add: return ($type(el) == 'element'); }); 
context: 			var children = Array.filter(parent.childNodes, function(el){				return (this.contains(el));			}, this);
meta: 6317	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/6317/65a9f70d359930b4cfdd505d1447cd6f11210b7e/Element.Filters.js/buggy/Element/Element.Filters.js