Unable to insertBefore on an XML file

Question

I\'m trying to write a script that will update an RSS XML file. I want it to take the existing file and add a new item to the top of the items list. I\'ve previous gotten it to

Answer 1

I got it working. I changed these lines:

$firstItem = $items->item(0);
$firstItem->insertBefore($newItem,$firstItem->firstChild);

To this line:

$items->item(0)->parentNode->insertBefore($newItem,$items->item(0));