rem: function(elem){ return ( (elem.nodeType == 1) && (tagName == elem.tagName.toLowerCase()) );  
add: function(matcher){ xpath += matcher; 
context: 				function(elem){					return (						(elem.nodeType == 1) &&						(tagName == elem.tagName.toLowerCase())					);					// return isTn;				}
meta: 4497	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/4497/9d2d8b07235702c69fc064ab917871332f42d825/query.js/clean/_base/query.js