new file - close check

zuss/app.js

@@ -4,7 +4,7 @@
  * - Install/Update Overlay mit beforeinstallprompt.prompt()
  */
 
-const APP_VERSION = "2025.12.24.8";
+const APP_VERSION = "2025.12.24.9";
 const TOKEN = "T9e7WESBXxy6rSD";
 const BASE = "https://home.x-s.at";
 const SHARE_DAV = `${BASE}/public.php/dav/files/${TOKEN}`;
@@ -327,22 +327,8 @@ async function registerSW() {
 }
 
 function closeAushang(){
-  try { window.close(); } catch {}
-  // Some browsers block close() once we navigated to pdf.js and back; fallback to back/blank
-  setTimeout(() => {
-    if (document.visibilityState === "hidden") return; // tab closed or navigating
-    const ref = document.referrer || "";
-    const cameFromPdf = ref.includes("/pdfjs/");
-    if (ref && !cameFromPdf) {
-      history.back();
-      setTimeout(() => {
-        if (document.visibilityState === "hidden") return;
-        location.href = "about:blank";
-      }, 180);
-    } else {
-      location.href = "about:blank";
-    }
-  }, 140);
+  const ret = encodeURIComponent(location.pathname + location.search);
+  window.location.href = `./close.html?return=${ret}`;
 }
 
 function applyTheme(t){