Works also on R5-BONE. As it was built on my own development code, it fixes problem with mouse sticking (lost mouse-up events), features filtering in File Picker, proper file-type recognition and also adds Postscript printing.
Also here is download for SeaMonkey users (Haiku, R5-BONE) with same critical fix and mentioned features.
I think those fixed version will be safer for use also in R5 and Zeta - as that bug with ports may lead to unpredictable things in BeOS-based OS-es too.
Look at older messages for solved problem explanation, e.g.