rem: this.each(function(value, index) { if (iterator(value, index)) results.push(value); }); 
add: this._each(function(value) { iterator(value, index++); }); 
context:     this.each(function(value, index) {      if (iterator(value, index))        results.push(value);    });
meta: 8434	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/8434/6873fc8026e87544ee93e0d9551ae57083313cff/prototype.js/clean/vendor/rails/railties/html/javascripts/prototype.js