Sometimes the big problem when voice chatting and videoconferencing is that you can't configure your webcam and the quality is not enough or even you can't connect it.
Logitech Webcams are spread all around the world and it's probable that you have one of them, if so, you can download this piece of software and solve all your problems.
Thanks to Logitech VideoCall you can configure your web camera, headset, microphone and phone book. The software is optimized for Logitech webcams.
Finally,you can use it to video call by using your logitech account or simply install it in oreder to configure your webcam and then use your usual IM client.