If you are having multiple accounts on Google and you would like to talk to people who are in your list on different accounts, The only solution to talk with them is shifting between tabs or browsers. But you can sign in to multiple Google accounts on Google talk by following the below simple trick. Previously people used to use Yahoo Messenger like this, to do it you need to install an addon which is known as Multi Yahoo Messenger. But You don’t need to install any addon for using Multiple login’s of Google Talk.
How to Setup Multiple Sign in’s in Google Talk
#1. Right click on your Desktop and head to New > Shortcut.
#2. Paste the following into the Shortcut dialog box.
"c:\program files\google\google talk\googletalk.exe" /nomutex
#3. Click next and Name it.
#4. Now you can run multiple instances of Google Talk.