IT WORKS AGAIN !! Rated 5 out of 5 stars

Just found this: http://sourceforge.net/p/thunderbox/bugs/43/

Only the link postet there is wrong - just go here: http://www.schniewind-it.de/dlfiles/public/DIVERSE/thunderbox-FOS-5.50@schniewind-it.de.xpi

Thank you very MUCH Mr. Schniewind