hi again, I couldn't upload the video, but I found it on Youtube: http://www.youtube.com/watch?v=haBlkL5Us6I
watch this and tell your opinion
http://www.youtube.com/watch?v=MXT2Gm9zSrc&feature=related this is the original portal song, enjoy it!
and the trailer: http://www.youtube.com/watch?v=TluRVBhmf8w&feature=related
(You can hear the voice of the secretive 'woman' in the trailer)
Goodbye!