destination[property] = cache.findOrStore(value); 
destination[property] = value.methodize(); 
  function copy(methods, destination, onlyIfAbsent) {    onlyIfAbsent = onlyIfAbsent || false;    var cache = Element.extend.cache;    for (var property in methods) {      var value = methods[property];      if (!onlyIfAbsent || !(property in destination))        destination[property] = cache.findOrStore(value);    }  }
4999	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/4999/0c67d2a1c175fa312f232b827bd1c26b95eac0e1/prototype.js/clean/wp-includes/js/prototype.js