-Supported in Google Chrome and Mozilla Firefox.
-Only Shows online friends rather than showing mostly contacted friends.
-Supports minimization like it was in Old Chat Box.
-Supports Groups availability !
FOR GOOGLE CHROME
1] Install the latest version of chrome, or update it to latest version.
2] You need to install one script developed at http://www.userscripts.org.
To install this open this link and click on the INSTALL button :
http://userscripts.org/scripts/show/107159
3] Chrome will ask to install it or not…Click on CONTINUE.
4] Again it will ask to install or not…Click on INSTALL, after it will show pop-up that it is successfully installed!
5] Done!
Open the Facebook and see the old chat box !
To disable/uninstall :
SETTINGS>TOOLS>EXTENSIONS>Facebook Sidebar Chat Reversion.
FOR MOZILLA FIREFOX
1]You need to install the GreaseMonkey Add-on to use above script. Get it from here.
2]After installing add-on, restart Firefox and open this link again.
http://userscripts.org/scripts/show/107159
3] Click on INSTALL.
4] Popup will open…Click on INSTALL.
5] Done! Open Facebook and enjoy Old Chat box again !
To Disable/Remove go to:
FIREFOX BUTTON (on top left)>ADD-ONS>USER SCRIPTS > Facebook Chat Bar Revisons.
Notes:
-Facebook keeps updating its code.So in future it might be possible that it will not work.
-But why worry about future ?? Enjoy it now ! 
-Please do comments how it works out for you !
great! it’s working! thanks!
reussiii ggne old fb chat la
new la vraiiment suck –’
sekii envii ggne new la vin get mw
pu oi li pa p bon mm..mn use google n mozilla…m,n try wid both
yeah men!
thxx ! . .it’s work . .I don’t know how I want to say thx to u ! . .hahah
reussiii ggne old fb chat la
tnx it works.
nx
Not working for me
the user scripts area is blank? can someone help me with this?
its not working on my firefox . i clicked the install button many times but nothing happened . still the dialog box is there
it’s not working ..
(
still desame ..
its not working
it does not work on mozilla what should i do ?
thanks it works
Excellent post, very informative. I wonder why the other specialists of this sector don’t notice this. You should proceed your writing. I’m confident, you’ve a huge readers’ base already!|What’s Taking place i am new to this, I stumbled upon this I have discovered It positively useful and it has aided me out loads. I’m hoping to give a contribution & assist other customers like its helped me. Good job.