How to Install/setup social media chatting like Gtalk,Ipmsg,and Skype on Linux(Ubuntu 12.04)

In ubuntu(12.04) social meada and chattig software installation

1.Gtalk:

go to ubutu software center

--> search for emphathy

click to install or uninstall the software.

2. Pidgin:
      This is same as empathy this also you can install it in the same way as empathy

3. IP messanger:

go to ubutu software center

--> search for xipmsg

click to install or uninstall the software.

4. Skype:

go to ubutu software center

--> search for skype

click to install or uninstall the software.

5. Start on system startup:

to left most top corner you will get click on it you will get a option saying startup application

click on it to add your executable to start on system startup

Executabls are present in path /usr/bin