The folks at Equals have come up with a neat application for Facebook: The Party Line. It is powered by Voxeo's Prophecy Platform, which provides both VoiceXML and CCXML support. This makes it possible to web-enable telephony and make IP telephony and conferencing easy to do without all the low-level coding work.

Here's a video demonstrating how the application works:



If you're ready to give it a try, add the application to Facebook and set up your own party line!