running multiple instances of Skype;
Step1. Create a shortcut of Skype. Lets say on your Desktop. Mine Skype is installed on default location that is "C:\Program Files\Skype\Phone\Skype.exe".
Step2. Right click on the new shortcut and there you find a Target field with value "C:\Program Files\Skype\Phone\Skype.exe". Add /secondary switch at the end with space before and outside quotes. so it looks like. Target: "C:\Program Files\Skype\Phone\Skype.exe" /secondary. and thats it.
Now double click on this icon and this will start a new Skype instance.
running multiple instances of Windows Live messenger;
Step1. Click on start -> run.
Step2. type "regedit"
Step3. Expand the tree, such as; HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Live\Messenger
Step4. Right -click on Messenger node and select New then DWORD (32-bit) Value.
Step5. Name that key MultipleInstances.
Step6. Right-click on that key and modify it with value 1, with Base Hexadecimal.
Step7. Execute Windows Live messenger from start->programs->windows live->windows live messenger.
Thats it now you can run multiple Live messenger instances.