It depends and No.
Nothing has changed on that front in RH7 and I don't think
any other tool gives you that functionality.
The way it can be done is using a multi file find and replace
tool such as FAR from
http://www.helpware.net
It depends on being able to place the script in the same
location and being able to specify that location. So if it always
follows say the first heading, you could search on </h1> and
replace with
</h1>
your script.
If the topics are at different levels and the script contains
relative paths, then you need to do several passes of the search to
find the right topics.
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