void main()
{
    if (GetLocalInt(OBJECT_SELF, "justquaked") == 1)
        return;
    SetLocalInt(OBJECT_SELF, "justquaked", 1);
    object oUser = GetLastUsedBy();
    PlayAnimation(ANIMATION_PLACEABLE_OPEN);
    SetLocalInt(GetNearestObject(OBJECT_TYPE_DOOR, OBJECT_SELF, 1), "escaping", 0);
    SetLocalInt(GetNearestObject(OBJECT_TYPE_DOOR, OBJECT_SELF, 2), "escaping", 0);
    int n = 1;
    object oPC = GetNearestCreature(CREATURE_TYPE_PLAYER_CHAR, PLAYER_CHAR_IS_PC, oUser);
    while (oPC != OBJECT_INVALID)
    {
        if (GetLocalInt(oPC, "nullified") == 1)
            ApplyEffectToObject(DURATION_TYPE_TEMPORARY, EffectKnockdown(), oPC, 11.0);
        n++;
        oPC = GetNearestCreature(CREATURE_TYPE_PLAYER_CHAR, PLAYER_CHAR_IS_PC, oUser, n);
    }
    ApplyEffectToObject(DURATION_TYPE_TEMPORARY, EffectVisualEffect(VFX_FNF_SCREEN_SHAKE), OBJECT_SELF, 5.0);
    DelayCommand(15.0, SetLocalInt(OBJECT_SELF, "justquaked", 0));
}