> first of all, I am German and not the most skilled
> English speaker, so please be patient;)
Your English was perfect. Nice compared to the usually gibberish from the
native speakers.

With out the settings used (log file line two or doit.log) it's hard to know
why.

Most likely the JavaScript comes from another site and by default HTT doesn't
download from other sites. Try the near flag (get non-html files related.)