rem: Object.extend = function(destination, source) { for (property in source) { destination[property] = source[property]; } return destination; 
add: Object.prototype.extend = function(object) { return Object.extend.apply(this, [this, object]); 
context: Object.extend = function(destination, source) {  for (property in source) {    destination[property] = source[property];  }  return destination;}
meta: 1782	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1782/3f0bcc29b1d13b6ec87c6b75980c7f271e175e80/prototype.js/buggy/webapp/sandbox/scripts/prototype.js