mv files w/ keyword to new dir

#/bin/bash  -x

# Move all files with a keyword to another directory
# stdout a count of files moved with the keyword

file_name=`ls *key_word*`
for i in ${file_name}
do
cp ${i} /home/target_dir
count=`expr ${count} + 1 `
done
echo "Files transfered  \ ${count} "