Index: openacs-4/packages/file-storage/www/download-zip.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/file-storage/www/download-zip.tcl,v
diff -u -N -r1.9.2.11 -r1.9.2.12
--- openacs-4/packages/file-storage/www/download-zip.tcl	18 Jun 2021 17:05:55 -0000	1.9.2.11
+++ openacs-4/packages/file-storage/www/download-zip.tcl	21 Jun 2021 08:59:48 -0000	1.9.2.12
@@ -65,10 +65,12 @@
         u:sign(max_age=300)
     }]
 
+    set message "#file-storage.download_zip_file_is_ready_msg#
+                 <iframe style='display:none' src='[ns_quotehtml $file_url]'></iframe>"
+
     util_user_message \
         -html \
-        -message [_ file-storage.download_zip_file_is_ready_msg \
-                      [list file_url [ns_quotehtml $file_url]]]
+        -message $message
 
     ad_progress_bar_end \
         -url $return_url