rem: } 
add: }, 
context:   zip: function() {    var iterator = Prototype.K, args = $A(arguments);    if (typeof args.last() == 'function')      iterator = args.pop();    var collections = [this].concat(args).map($A);    return this.map(function(value, index) {      iterator(value = collections.pluck(index));      return value;    });  }
meta: 3991	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/3991/d29159eae8749c508d01bb447868321a3ba6bbfa/prototype.js/buggy/manager/media/script/scriptaculous/prototype.js