Virtual DJ is a range of audio/video mixing software for use by mobile and club DJs.
Click here to visit the official site and buy it. The versions that support broadcasting are: "VirtualDJ Broadcaster", "VirtualDJ Pro Basic" and "VirtualDJ Pro Full".
This is VDJ's main window. Click on "RECORD".
Select "BROADCAST" and click on "CONFIG...".
To find the required information go to the homepage of your account in Radiojar some time before your show.
Fill in the blanks with this information.
To enable broadcasting click on "START RECORDING".