This is to test whether you can have more than one start point:
http://demo.openlabyrinth.ca/renderLabyrinth/index/783 — the official play button
http://demo.openlabyrinth.ca/renderLabyrinth/go/783/21109 — View button for Root Node
http://demo.openlabyrinth.ca/renderLabyrinth/go/783/21112 — View button for second START