>
> For simple situations one might do without XSLT and stuff
> XPath expressions for the content to grab into the command
> line of utilities like xml_grep or xpath.


In many cases, it's even easier to use string utilities, particularly if
there's any chance the XML is not totally valid.

If you're handy with vi, that's another option that would let you do this
kind of task in less than a minute without the need to write a program.

kyle