>  Alternatively, you can expose both CDATA as an element of type CDATA and
>  as
> text within the TEXT element. This would preserve the intended behavior
> w.r.t. text as well as allowing the option of iterating over CDATA
> elements for interested parties.
Both CDATASection and Text inherit from CharacterData. Is this 
what you mean? Alternatively, you could use the flattening 
properties from Node and just look for NodeValue on each. This 
returns the content of each node without the need for casting.
Lauren