return this.inject([], function(array, value) { return array.concat(value && value.constructor == Array ? value.flatten() : [value]); 
return this.map(function(value, index) { return iterator(collections.pluck(index)); 
    return this.inject([], function(array, value) {      return array.concat(value && value.constructor == Array ?        value.flatten() : [value]);    });
6445	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/6445/81ea0800bc8ad92d491743716cd489cad7333723/prototype.js/buggy/vendor/rails/actionpack/lib/action_view/helpers/javascripts/prototype.js