meebo.com is a web based instant messenger ( a website) by which you can access your chat accounts like AIM, Yahoo, Gtalk, MSN, ICQ and Jabber. no matter if all these messengers are baned in your office. you can login from anywhere anytime where ever you are. no need to download or install any software, it's free. and it's available in many languages.

know where IMs have been sent or received : meebo map

meebo map shows the approximatly last 15 minutes where you sent to or received IMs from. by lighter and darker red dotes to show lower IM activity and higher respectively.

what if meebo.com is restricted?

in case of meebo is restricted meebo repeater is an alternative. it is open source, undergoing and experimental project (so no guarantees) that is trying to resolve the issue, and prevent the user to use the third-party proxy server. using third-party proxy server can cause phishing and your password could be disclosed. it works thus it bounces your web traffic from one computer to another computer and finally to meebo. but it requires to install the meebo repeater on your computer.

N.B.: The meebo repeater supports SSL and non-SSL so you don’t have to worry about anyone reading your IMs.

Download & installation instructions: http://www.meebolove.com/repeater.zip

Related: Pidgin - All in one messenger