Index: openacs-4/packages/richtext-tinymce/tcl/richtext-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/richtext-tinymce/tcl/richtext-procs.tcl,v
diff -u -N -r1.1.2.1 -r1.1.2.2
--- openacs-4/packages/richtext-tinymce/tcl/richtext-procs.tcl	3 Jan 2016 20:38:57 -0000	1.1.2.1
+++ openacs-4/packages/richtext-tinymce/tcl/richtext-procs.tcl	5 Jan 2016 18:03:48 -0000	1.1.2.2
@@ -145,10 +145,13 @@
 
     } {
         #
-        # In case no editor instances are created, nothing has to be
-        # done.
+        # In case no editor instances are created, or we are on a
+        # mobile browser, which is not supported be the current
+        # version of tinymce, nothing has to be done (i.e. the plain
+        # text area will be shown).  Probably, newer versions of
+        # tinymce provide some mobile support.
         #
-        if {![info exists ::acs_blank_master(tinymce)]} {
+        if {![info exists ::acs_blank_master(tinymce)] || [ad_conn mobile_p]} {
             return
         }