> Yes - winzip is not able to handle filesystem 
incompatible 
> filenames, such as URLs (http://..) ; but extracting file 
> one by one should work (right click on the file, and then 
> select "Extract")

Well, not working for me: All Right-Click Extract options 
are creating lots of errors.
But it seems, that PKZIP for Windows is more tolerant.

Juergen