What other chat medium like meebo is available that combines yahoo messenger, hotmail messenger,gmail etc?

my organisation has blocked access to yahoo messenger, hotmail and meebo. which other chat medium like meebo can i use?
What other chat medium like meebo is available that combines yahoo messenger, hotmail messenger,gmail etc?
If you need to you can go to Yahoo WEB MESSENGER


http://web.im or http://webmessenger.yahoo.com





The other alternative is to use Yahoo Mail





You can also download MSN and use this to get to your Yahoo messenger contacts.





I just found this lastnight (YOU WILL LOVE THIS)


http://webuzz.im/





I often use this program and I think if you need an Invite, I can send one since I got it so long ago


http://orgoo.com/


and mobile and SMS





Site : http://www.goowy.com


Supports : AIM, Yahoo, MSN, Google





kinda the same as orgoo








ILoveIM http://www.iloveim.com





Sites : http://www.flick.im


Supports : AIM, MSN, Yahoo, Google, Jabber, ICQ





Imo.im lets you IM your friends from various IM clients, such as AIM, Google Talk, Live Messenger, and Yahoo Messenger, similar to Meebo.


Link http://imo.im





Sites : http://www.koolim.com


Supports : AIM, ICQ, Yahoo, Google Talk, Gadu-Gadu, X-Fire





Site : http://www.imunitive.com


Supports : MSN, Yahoo, AIM, Google








reason for link split- lol


"Your answer can only include up to 10 links."