A browser plug-in, system for bidirectional communication and method for bidirectional communication between a download device, a first computing device and a second computing device is provided. The system includes a download device communicatively connected to a first computing device, a second computing device communicatively connected to the first computing device and a computer program stored on the first computing device. A first data set is transferred from the first computing device to second computing device via the Internet and the second set of data is bidirectionally communicated from the second computing device to the first computing device via Internet and does not trigger a fire wall.