Index: openacs-4/packages/dotlrn/www/dotlrn-main-portlet.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/dotlrn/www/dotlrn-main-portlet.tcl,v
diff -u -r1.24 -r1.25
--- openacs-4/packages/dotlrn/www/dotlrn-main-portlet.tcl	17 May 2018 08:19:15 -0000	1.24
+++ openacs-4/packages/dotlrn/www/dotlrn-main-portlet.tcl	25 Jun 2018 19:02:31 -0000	1.25
@@ -109,6 +109,7 @@
 }
 
 set dotlrn_url [dotlrn::get_url]
+set referer [ad_return_url]
 
 # Add the dhtml tree JavaScript to the HEAD.
 template::head::add_javascript -script "var mktree_remember = true;" -order 1