After a little research I found an add-on for your web browser. It only works from the time you set it up moving forward, and it only works on the computer that you set it up on, but it does work!
Facebook Chat History Manager for Firefox:
- Firefox: https://addons.mozilla.org/en-US/firefox/addon/12338/
For Firefox:
1) Login to the Facebook account that you want to monitor.
2) Go to Tools > FaceBook Chat History Manager > Get Facebook ID
3) Wait the app the load then press the button "Close login window"
4) After that, you should now see a pop-box where it say "Your Facebook ID is:xxxxxxxxxxxxxxx. Copy that Facebook ID.
5) Now go to Tools > FaceBook Chat History Manager > Create Account
6) Enter the information needed.
7) After creating an account, the app should now recording every chat you do.
To see the chat history:
Go to TOOLS > Facebook Chat History Manager
I have read that this also work with Google Chrome. I have not tested this. Please let me know if you have used this or your thoughts.
- Google Chrome: https://chrome.google.com/extensions/detail/jbdkcgpgfcfbbipnjedmbebllkglbogeThis also works in Google Chrome, but I have not yet tested that one.