filter this folder extension in FreeBSD kde3 konqueror

[Istvan Gabor]

Hello:

As I could not find a  kde3 specific freebsd list I am asking the question here.
How can I make "filter this folder" extension work in kde 3 konqueror 
as the image at the link shows? 

http://i48.tinypic.com/5x5t2s.jpg

I have FreeBSD 9.0-REELEASE with
the following kdeaddons packages:

kdeaddons-3.5.10_5  Additional plugins and scripts for some KDE applications
kdeaddons-atlantikdesigner-3.5.10_3 Editor for Atlantik
kdeaddons-kaddressbook-plugins-3.5.10_5 Plugins for KAdressbook
kdeaddons-kate-plugins-3.5.10_5 Additonal plugins and features for kate
kdeaddons-kfile-plugins-3.5.10_5 Plugins for Konqueror (in filemanager mode)
kdeaddons-kicker-applets-3.5.10_5 Additional applets for Kicker
kdeaddons-knewsticker-scripts-3.5.10_3 Additional scripts for KNewsTicker
kdeaddons-konq-plugins-3.5.10_5 Additonal plugins and features for Konqueror
kdeaddons-ksig-3.5.10_3 Signature randomiser, available standalone or as a plugin w
kdeaddons-noatun-plugins-3.5.10_3 Various plugins for Noatun
kdeaddons-renamedlg-plugins-3.5.10_3 Plugins for Konqueror's rename dialog

Thanks ins advance,

Istvan