Forgot this one...lots of screens & (flash) trailers for sega upcoming titles:

A small selection:

Otogi 2: http://e3.sega.com/movies/mov_otogi2.swf

Altered Beast: http://e3.sega.com/movies/mov_alteredbeast.swf

Headhunter: Redemption: http://www.sega.com/e3/movies/mov_headhunter.swf

Virtua Quest: http://www.sega.com/e3/movies/mov_virtuaquest.swf

NHL Eastside Hockey Manager: http://www.sega.com/e3/movies/mov_hockey.swf

Astro Boy: http://www.sega.com/e3/movies/mov_aboyps2.swf

SpikeOut: Battle Street: http://www.sega.com/e3/movies/mov_spikeout.swf


Also The Matrix Online, OutRun 2, Blood Will Tell, Warhammer Online, Worms: Fort Under Siege and more