As you know my facebook scripts run via chrome extensions. but this script is different, you don't need to install or download any extension or executable files .
Google Image
Features & Settings
~ Custom Random Infinite Messages: Each time the script will pick up different message .
~ Custom Random Infinite Pages: Each time the script will pick up different Facebook page, Then pick up a post from that page
~ Choose if you want the bot script to leave comment on the page last post or choose random post to leave the comment on.
~ Schedule time, between 5 minutes ... 1 hour
~ Offline access, it woks while you are away from internet .
Screenshot