SM synchronizes between the sliding interface on mobile device and currently playing video on TV. Its role is to keep the video player’s current time to be the same as the current time of the displayed thumbnail. It aids users who are finding nearby scenes from current scene. Before playing video, video player sends player’s current time to the SM. Then SM sends the thumbnail metadata which is composed by pairs of thumbnail images that are taken from Thumbnail Store with its respective current time to the mobile Application. Then images