Electronic tools and procedures for meetings

Electronic meeting tool for transferring any media content from users during a meeting with: to operate a Knotenkonfigurierungsmittel, which is adapted to a display node of a communication network, wherein the display node is connected to a first display and the Knotenkonfigurierungsmittel is adapted to receive selected any media content by a user and the presentation of the user to control any selected media content on the first display; and at least one peripheral device, which is adapted to transmit the user-selected arbitrary media content via the communications network, wherein said peripheral device is a connection unit, comprising: (C) a connector which is adapted to be connected to a port of a processing device having a second display, a memory and an operating system; and (D) a transmitter for communicating with the communication network, a program that is adapted to be loaded to the processing means and to run on the operating system of the processing device, wherein the program is adapted to receive through a user-selected arbitrary media content, wherein the program at the completion of no traces, so a so-called zero-footprint, leaves; and an input device that allows the user to perform a user action that triggers the transmission of the user selected any media content to the transmitter via the port.