#!/bin/bash

# This script changes the filename of every *.jpg file
# to replace spaces with underscores.  Although, spaces
# are legal, modern web browsers do not unescape them, so
# filenames continaing spaces become less readable.

for filename in $* ; do
   without=`echo $filename | tr ' ' _ `
   if test "$filename" != "$without" ; then
      mv "$filename" "$without"
   fi
done