How to use a multiple versions of software at the same time

This post is about how to use the same program under many user accounts in a single time.generally its common in people to multiple email or instant messenger account like gmail,yahoo messenger,skype etc.so in such circumstances you are unable to use all these accounts at the same time in your computer.so to solve this you have to follow a simple step.

Create many user accounts in your computer with administrator privilages for eg. user 1,user 2,user 3 etc.for doing that In the Windows start menu, you have a “control panel” option and in there is an option called “User Accounts”. This is where you maintain your Windows accounts, including the main administrator account.

Now go to the program you want to open multiple user accounts at the same time and right click and click “run as” option in the right click menu and select the user account you want to use and the program will open up using that windows user account.