Index: openacs-4/packages/xotcl-core/tcl/context-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xotcl-core/tcl/context-procs.tcl,v
diff -u -r1.61 -r1.62
--- openacs-4/packages/xotcl-core/tcl/context-procs.tcl	1 Nov 2012 23:06:56 -0000	1.61
+++ openacs-4/packages/xotcl-core/tcl/context-procs.tcl	12 Nov 2012 14:37:26 -0000	1.62
@@ -552,7 +552,7 @@
     set encodeCmd ns_urlencode
     if {$::xo::naviserver} {lappend decodeCmd --; lappend encodeCmd --}
 
-    set query [{*}$encodeCmd $var]=[{*}$encodeCmd -- $value]
+    set query [{*}$encodeCmd $var]=[{*}$encodeCmd $value]
     foreach pair [split $old_query &] {
       foreach {key value} [split $pair =] break
       if {[{*}$decodeCmd $key] eq $var} continue