function duplicate(count

ript
function duplicate(count) {
  var result = [];
  for (var i = 0; i < count; i++) {
    result.push({
      name: 'Item ' + (i + 1)
    });
  }
  return result;
}

function addItem(item) {
  var list = document.getElementById('list');
  var clone = item.cloneNode