The following message is a courtesy copy of an article that has been posted to comp.emacs.xemacs as well. [Copying this to xemacs-beta. Context for people there: The following description applies to toggling of math mode in AUCTeX.] * Rick Baartman (2005-02-24) writes: It seems that this is a bug in `easy-menu-remove' which strips all menus except the "Command" menu from `mode-popup-menu'. The following change in easymenu.el should fix this: --- easymenu.el 12 Apr 2001 20:21:17 +0200 1.5 +++ easymenu.el 24 Feb 2005 19:20:30 +0100 ＠＠ -203,7 +203,7 ＠＠ "Remove MENU from the current menu bar." (when (featurep 'menubar) (setq easy-menu-all-popups (delq menu easy-menu-all-popups) - mode-popup-menu (if (< (length easy-menu-all-popups) 1) + mode-popup-menu (if (> (length easy-menu-all-popups) 1) (cons (easy-menu-title) (reverse easy-menu-all-popups)) (let ((same-as-menu The patch applies to HEAD of the release-21-4 branch. AFAICS 21.5 suffers from the same problem. -- Ralf