[support] Restricting file download

[Shérab]

Dear Steve,

> You may want to take a look at this post regarding mixing public and
> private download methods in Drupal 6:
> 
>
>http://www.drupalcoder.com/blog/mixing-private-and-public-downloads-in-drupal-6

many thanks for that awesome pointer. I think I already went throgh this
post in the past but simply couldn't find the URL again.
Although a few adaptations were needed, all the ideas and guidelineswere
in that post.

Thanks again for your help!
Sherab.