I know Ive been waiting to see this but for anyone else wondering how Quickoffice looks full screen in webtop, check the 2:30 mark on this video.
http://www.youtube.com/watch?v=1f3LIL74xQU&feature=player_embedded#at=161
http://www.youtube.com/watch?v=1f3LIL74xQU&feature=player_embedded#at=161