If you're one of those people who chat up great interest, you chat on several sites are registered and have a different ID for each ID are required for your application for the same site to install, no doubt using multiple software an instant messenger (chat) simultaneously causes confusion between different windows and you end up wasting your time is.
Trillian is an instant messenger software that supports various popular chat protocols such as (Windows Live Messenger, AOL Instant Messenger, Yahoo Messenger, Google Talk, ICQ, Skype) that the Mac does it for you By installing this software, you can only their ID all the different sites simultaneously use.
You can also chat sites network of social (Facebook, Foursquare, Twitter, LinkedIn) There are also software

Trillian all your wishes fulfilled a professional chat software, the software's capabilities include emoticons and animations of interesting, beautiful skins, support for different languages, opportunities to enter and Outside the Add List, Show Status Status and chat simultaneously with the ID number of a network. The software is completely free and no window ads convenience and not even ads. 
A key feature of the software Trillian:
- The availability of Yahoo Messenger service without facing severe problems in the program for the service
- Messaging account with multiple sites, access to services, AIM, ICQ, MSN, Yahoo Messenger and IRC
- The ability to chat with other users of the software, or other messaging programs on the Internet
- Send and receive messages in a secure environment
- Privacy settings
- Lack of advertised Additional details
- Use other accounts messaging software
- The ability to send and receive files through the software to other users
- The Mac , it set up a group conference
- Ability to view images
- Chat audio and video in real time
- Have the ability to search within the app
- A very attractive environment with a variety of skins, and get all services
- Support for all versions of Windows
- And ...