return elements; }; 
} 
} else document.getElementsByClassName = function(className, parentElement) {  var children = ($(parentElement) || document.body).getElementsByTagName('*');  var elements = [], child;  for (var i = 0, length = children.length; i < length; i++) {    child = children[i];    if (Element.hasClassName(child, className))      elements.push(Element.extend(child));  }  return elements;};
4053	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/4053/99db091466168b09f46c79ff71f0e07c7fd4a8db/prototype.js/clean/lib/prototype.js