In my last Bible of Windows Mobile, Symbian and Blackberry webcamera applications directly usable in desktop messengers like Live Messenger, I haven’t elaborated on the apps that are a bit different: they let for using your camera-equipped handset as a camera for your messaging application running on your desktop PC (connected to your handset). OctroVideo is radically different: it allows for your handset to be used as a Web camera in itself, without running any external application.

http://smartphonemag.com/forum/topic.asp?TOPIC_ID=18843

http://smartphonemag.com/forum/topic.asp?TOPIC_ID=18784