the favourites bar by default uses the 'links' subfolder; to change it to display another folder, open your kmeleon preferences and go to kmeleon kplugins>favoriten
select favorites bar tab and for toolbar folder click the browse button
select the folder which has the favourites you'd like to display in the bar( remeber that folder must be a subfolder of your default favorites folder or in case of a custom folder for favorites, it has to be a sub folder of that
additionally, you can also give the bar a different title
restart kmeleon