Index: openacs-4/packages/xowiki/tcl/form-field-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/form-field-procs.tcl,v
diff -u -r1.194 -r1.195
--- openacs-4/packages/xowiki/tcl/form-field-procs.tcl	26 Aug 2011 16:10:19 -0000	1.194
+++ openacs-4/packages/xowiki/tcl/form-field-procs.tcl	27 Sep 2011 08:00:25 -0000	1.195
@@ -705,7 +705,7 @@
       #
       # Figure out, if we got a different file-name (value). If the
       # file-name is the same as in the last revision, we return a
-      # "-".
+      # "-". This has the effect, that file file is not uploaded again.
       #
       if {$old_value ne "" && $old_value eq [my set value]} {
         return "-"