static void substanceLAF_external() {
  substanceLAF_external(null);
}

static S substanceLAF_version = "#1005653"; //"#1003448";
static O substanceLAF_object;

static void substanceLAF_external(S skinName) {
  pcall {
    if (!substanceLookAndFeelEnabled()) {
      substanceLAF_object = hotwire_overInternalBot(substanceLAF_version);
      if (skinName != null)
        set(substanceLAF_object, "skinName", skinName);
      runMain(substanceLAF_object);
    }
  }
}