hi,
i just ran the code u had posted and this is the output i got :

There was an instance of book
on this line:
<p>this is a link to a book called<br>

There was an instance of book
on this line:
<a href="http://www.foobar.tv/booklink.html">
[download]

so it looks like it is doing what you want it to do...(or am i missing something ?)