void main()
{
    if (!GetLocalInt(OBJECT_SELF, "done")) {
        SetLocalInt(OBJECT_SELF, "done", TRUE);
        effect eGhostly = EffectVisualEffect(VFX_DUR_LIGHT_BLUE_10);
        ApplyEffectToObject(DURATION_TYPE_PERMANENT, SupernaturalEffect(eGhostly), OBJECT_SELF);
    }
}