so if the context node was 'x' I want to the number of 'y' sub elements:

<x>
    <z />
    <y />
    <z />
    <y />
    <z />
</x>

So want to get the number of 'y' elements which in this case is 2.

  count(y)
will do.

	Martin Honnen
	http://JavaScript.FAQTs.com/