 number of nodes in
 the list, this returns <code>null</code>.
 
 TODO: What happens if index is out of range?<DD><DL>
<DT><B>Specified by: </B><DD><A HREF="../../../org/w3c/dom/NodeList.html#item(int)">item</A> in interface <A HREF="../../../org/w3c/dom/NodeList.html">NodeList</A><DT><B>Parameters:</B><DD><CODE>index</CODE> - Index into the collection.<DT><B>Returns:</B><DD>The node at the <code>index</code>th position in the
   <code>NodeList</code>, or <code>null</code> if that is not a valid
   index.</