i saw this "hack" at kde-apps.org(http://www.kde-apps.org/content/show.php?content=12314).
with this "hack" we can add icons to directorys(and maybe add a run option by hacking konqueror code).
the trick is to put a .directory file to each directory with this informaion:
[Desktop Entry]
Comment={generals comments}
Comment[es]={comments}
Icon={icon name}