HI I understand this not # Determine the base and follow a runlevel link name. base=${0##*/} is this the phad to the Directory of The DVB Driver ? My Dir is /usr/local/src/DVB Ist this OK ? = base=${0/usr/local/src/DVB/driver} link=${base#*[SK][0-9][0-9]} what is this ? Sorry my English is very Bad ........ bashy