9 Videoconferencing systems comprising video screens, software and downloadable web-based software applications for real-time multimedia and multiparty communications over computer networks; videoconferencing apparatus and equipment, namely, video screens, software and downloadable web-based software applications for real-time multimedia and multiparty communications over computer networks; software and downloadable web-based software applications for real-time, multimedia and multiparty communications over computer networks; apparatus for the reception, storage, reproduction, playback, recording and transmission of sounds and images, namely, cameras, microphones, television monitors, video monitors, computer monitors, desktop video systems comprising video screens, software and downloadable web-based software applications for real-time multimedia and multiparty communications over computer networks, amplifiers, echo cancellers, sound mixers, loudspeakers, television sets, radio sets, compact and video disc players, memory-based media players, telephones, video telephones, mobile telephones and portable telephone terminals, remote control transmitters for the aforementioned goods; software applications and downloadable web-based software applications for communication, integration of text, audio, graphics, still images and moving pictures into an interactive delivery for multi-media applications, and data sharing; analog to digital and digital to analog converters; systems comprising software and downloadable web-based software applications and equipment for digital broadcasting of audio, data and video across cable, satellite, terrestrial, Internet Protocol and telecommunications networks; systems comprising software and downloadable web-based software applications and equipment for streaming of audio, data and video across cable, satellite, terrestrial, Internet Protocol and telecommunications networks; systems comprising software and downloadable web-based software applications and equipment for communication infrastructure, namely, communications servers, data archives, multipoint control units, switches, mixers, gateways, gatekeepers, firewalls and network management software; systems and equipment for surveillance, security, encryption and authentication of data comprising electronic encryption units and computer software for authentication and encryption; computer hardware and software for management of time, appointments, schedules, assets and meeting room management; downloadable electronic publications in the nature of books, manuals and brochures in the field of videoconferencing; electronic publications, namely books, manuals, brochures in the field of videoconferencing recorded on computer media