Skype Launcher

Skype Launcher is a very small utility that enables you to use all your Skype accounts at the same time, machine, and session. With Skype Launcher you are not bound to one Skype account per system. With the USB Export function you can use Skypes mobility feature without missing the autologin done via Skype launcher. It does not require any installation. It is 800kb in size and supports 64-bit systems.

Homepage: http://download.cnet.com/SkypeLauncher/3000-2349_4-10844575.html