He played 13 more times that season (28 appearances in total) and then a handful the following season before deciding he wanted out. Towards the end, we had that 2-3 battering by Port Vale who were pretty useless that season, all but extinguished our playoff hopes.
That was dire.
I've delved in to the archives and uncovered the player ratings...
http://www.northstandchat.com/showthread.php?117067-Brighton-v-Mansfield-Player-Ratings&highlight=mansfield+fraser
Good memory!