function ProcessImages()
{
 if [ -d ${BASEDIR}/src ]
 then
  IdleWas=0
  (sleep 1 ; DisplayStatus)&

  cd ${BASEDIR}/src
  for Img in *jpg *JPG
  do
   CPU=($(grep -w ^cpu /proc/stat))
   IdleNow=${CPU[4]}
   IdleTime=$(( ${IdleNow} - ${IdleWas} ))
   IdleWas=${IdleNow}
   while [ ${IdleTime} -lt 1 ]
   do
    sleep 0
    CPU=($(grep -w ^cpu /proc/stat))
    IdleNow=${CPU[4]}
    IdleTime=$(( ${IdleNow} - ${IdleWas} ))
   done
   ProcessOneImage $Img&
  done

  wait

 else
  echo "No source directory ${BASEDIR}/src"
 fi
}

function ProcessOneImage() { blabla}