Complex sentence: The backgrounds were generally static, but some clocks had movement-for example Associated-Rediffusion had a spinning Adastral, and the final clocks used by RTÉ One and RTÉ Two from 1995-1998 were overlayed onto a video background.
Split into simpler sentences: The backgrounds were generally static, but some clocks had movement. For example, Associated-Rediffusion, had a spinning Adastral-and the final clocks from'95 -' 98, used by RTÉ One and RTÉ Two, were overlaid onto a video background.