--- roundcube_svn/program/steps/mail/func.inc	2008-05-17 19:00:08.000000000 +0100
+++ roundcube_dev/program/steps/mail/func.inc	2008-05-21 08:18:50.000000000 +0100
@@ -1248,7 +1248,7 @@
   if (!empty($part->filename)) {
     $table->add('title', Q(rcube_label('filename')));
     $table->add(null, Q($part->filename));
-    $table->add(null, '[' . html::a(str_replace('_frame=', '_download=', $_SERVER['QUERY_STRING']), Q(rcube_label('download'))) . ']');
+    $table->add(null, '[' . html::a('?'. str_replace('_frame=', '_download=', $_SERVER['QUERY_STRING']), Q(rcube_label('download'))) . ']');
   }
   
   if (!empty($part->size)) {