rem: $A = Array.from = function(iterable) { var results = []; for (var i = 0; i < iterable.length; i++) results.push(iterable[i]); return results; 
add: var $A = Array.from = function(iterable) { if (!iterable) return []; if (iterable.toArray) { return iterable.toArray(); } else { var results = []; for (var i = 0; i < iterable.length; i++) results.push(iterable[i]); return results; } 
context: $A = Array.from = function(iterable) {  var results = [];  for (var i = 0; i < iterable.length; i++)    results.push(iterable[i]);  return results;}
meta: 3991	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/3991/d29159eae8749c508d01bb447868321a3ba6bbfa/prototype.js/buggy/manager/media/script/scriptaculous/prototype.js