Script to open urls within a file

openURL.sh

cat openUrls.sh 
if [[ $# -eq 0 ]] ; then
    echo "Usage $0 fileWithUrls.txt"
    exit 0
fi

PROGRAM="firefox"
INPUT=$1

if pgrep -x $PROGRAM > /dev/null
then
    echo "$PROGRAM Running"
else
    echo "$PROGRAM not running"
    echo "starting..."
    /etc/firefox/firefox-bin & 
    sleep 3
fi

while read line; do
    echo "Loading $line"
    /etc/firefox/firefox-bin --new-tab "$line"
done <  $INPUT