/**
    enter_battle

    OnEnter: Starts the fighting when the first PC enters the battle.
    If we don't delay the start of the battle, things might be in
    a really wierd state by the time a player actually arrives.

    J.D. Robertson, 2002
*/
void main()
{
    object enterer = GetEnteringObject();
    if (GetIsPC(enterer))
        SetLocalInt(OBJECT_SELF, "BattleStarted", TRUE);
}