rem: return function(obj) { kappa(obj == undefined); } 
add: return function(elem) { var result = []; for (var i=0; i<elem[0].childNodes.length; i++) { result.push(elem[0].childNodes[i].cloneNode(true));  } kappa(result); } 
context:   return function(obj) {    kappa(obj == undefined);  }
meta: 3248	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/3248/ef914e41b65139fdc6f9a812ca8873931edcdb1f/jslib.js/clean/lib/js/jslib.js