Make navigation action unsensitive instead of showing menu with

Make navigation action unsensitive instead of showing menu with

2007-05-09  Nickolay V. Shmyrev  <nshmyrev@yandex.ru>

	* shell/ev-history.c: (ev_history_class_init),
	(ev_history_add_link):
	* shell/ev-history.h:
	* shell/ev-navigation-action.c:
	(ev_navigation_action_history_changed),
	(ev_navigation_action_set_history), (build_menu),
	(ev_navigation_action_finalize):
	* shell/ev-window.c: (ev_window_setup_action_sensitivity):

	Make navigation action unsensitive instead of showing
	menu with unsensitive word.

svn path=/trunk/; revision=2443