Method and apparatus for simultaneously displaying and supervising video programs

An apparatus configured to simultaneously display a first video program and supervise a second video program, comprising:

• a receiving unit for receiving a first and a second video program;
• a recording unit for recording the second video program;
• a controlling unit for identifying a region-of-interest in the second video program and for retrieving at least a part of the recorded second video program;
• and
• a processing unit for providing to a display the first video program, information corresponding to at least a portion of the region-of-interest of the second video program, and the retrieved part of the second video program,
• wherein the controlling unit detects a change of the provided information corresponding to at least a portion of the region-of-interest of the second video program and records the change time when the change of the provided information occurred, and
• wherein the processing unit provides to a display the retrieved part of the recorded second video program for playback starting from a time earlier than the change time.