changed the time_changed() function back so that it is now looking at

Author	dp2041 <dp2041>
Author date	2002-12-07 00:31:18
Author local date	2002-12-07 00:31:18 +0000
Committer	dp2041 <dp2041>
Committer date	2002-12-07 00:31:18
Committer local date	2002-12-07 00:31:18 +0000
Commit	9d54e2ed58caefe6ab4e50bfdd2ad640d0b25438
Tree	f1c0388b736c6aa746f5ee1fd3d546e64e7b50b1
Parent	2eff1204ce9b3e2b0c608fc177d3f701f353c86c

changed the time_changed() function back so that it is now looking at
frame->start rather than frame->frame_number.  Changed because my
previous understanding of how it was supposed to work was incorrect.

Affected files:
client94/AIVideoPlayer.cpp