for those interested -
during the SciFi SGA marathon (during the day Friday Aug 31) - they ran a few 'promo' spots for season 4

I've converted the tidbits I captured and they're available at the download links below:

SGA s04 promo 01 sgas4promo1.avi 18.33 mb (this is from last month - the 'first sneak peek' promo
SGA s04 promo 03 sgas4promo3.avi 12.11 mb 
SGA s04 promo 04 sgas4promo4.avi  6.67 mb
SGA s04 promo 05 sgas4promo5.avi 18.39 mb

a few caps....
 
more caps available
HERE