Trigger: Changing maps

I want a region -unit enter trigger to initiate a map change..
Say hero A enters the unit at the edge of the map
I want an instant (skipping victory coinditions) transfer to the loading screen of another speicifc map
-I know all campaigns have this..or i would assume so
-Thanks alot
-Horus

B.U.M.P
I reahily need this for my Baldur;s Gate style rpg
*sigh*

You should do set next level to (put your other maps path, correctly, or it will not load), and then Victory- Hide dialogs, Hide scores.