diff --git a/js/mzta-working-status.js b/js/mzta-working-status.js
new file mode 100644
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+++ b/js/mzta-working-status.js
@@ -0,0 +1,39 @@
+/*
+ *  ThunderAI [https://micz.it/thunderbird-addon-thunderai/]
+ *  Copyright (C) 2024 - 2025  Mic (m@micz.it)
+
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+export const taWorkingStatus = {
+
+    WorkingLevel: 0,
+    taLog: console,
+
+    startWorking(){
+        this.WorkingLevel++;
+        this.taLog.log("[startWorking] WorkingLevel: " + this.WorkingLevel);
+        browser.messageDisplayAction.setIcon({path: "/images/icon-loading.svg"});
+    },
+
+    stopWorking(){
+        this.WorkingLevel--;
+        this.taLog.log("[stopWorking] WorkingLevel: " + this.WorkingLevel);
+        if(this.WorkingLevel<=0){
+            this.WorkingLevel = 0;
+            browser.messageDisplayAction.setIcon({path: "/images/icon-32px.png"});
+        }
+    }
+};
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