diff -up evolution-3.12.11/addressbook/gui/contact-editor/e-contact-editor.c.help-contents evolution-3.12.11/addressbook/gui/contact-editor/e-contact-editor.c

--- evolution-3.12.11/addressbook/gui/contact-editor/e-contact-editor.c.help-contents	2014-09-02 10:21:25.000000000 +0200

+++ evolution-3.12.11/addressbook/gui/contact-editor/e-contact-editor.c	2015-05-04 16:57:36.707723419 +0200

@@ -4302,6 +4302,11 @@ e_contact_editor_init (EContactEditor *e

 	g_signal_connect (

 		widget, "clicked",

 		G_CALLBACK (show_help_cb), e_contact_editor);

+	if (!e_misc_utils_is_help_package_installed ()) {

+		gtk_widget_set_sensitive (widget, FALSE);

+		gtk_widget_hide (widget);

+	}

+

 	widget = e_builder_get_widget (

 		e_contact_editor->priv->builder, "button-web-expand");

 	g_signal_connect_swapped (

diff -up evolution-3.12.11/calendar/gui/dialogs/comp-editor.c.help-contents evolution-3.12.11/calendar/gui/dialogs/comp-editor.c

--- evolution-3.12.11/calendar/gui/dialogs/comp-editor.c.help-contents	2014-04-23 14:36:23.000000000 +0200

+++ evolution-3.12.11/calendar/gui/dialogs/comp-editor.c	2015-05-04 16:57:36.708723419 +0200

@@ -2168,6 +2168,12 @@ comp_editor_init (CompEditor *editor)

 			G_BINDING_SYNC_CREATE);

 	}

+	action = gtk_action_group_get_action (action_group, "help");

+	if (action && !e_misc_utils_is_help_package_installed ()) {

+		gtk_action_set_visible (action, FALSE);

+		gtk_action_set_sensitive (action, FALSE);

+	}

+

 	action_group = gtk_action_group_new ("individual");

 	gtk_action_group_set_translation_domain (

 		action_group, GETTEXT_PACKAGE);

diff -up evolution-3.12.11/e-util/e-misc-utils.c.help-contents evolution-3.12.11/e-util/e-misc-utils.c

--- evolution-3.12.11/e-util/e-misc-utils.c.help-contents	2015-01-06 15:05:43.000000000 +0100

+++ evolution-3.12.11/e-util/e-misc-utils.c	2015-05-04 16:57:36.708723419 +0200

@@ -2402,6 +2402,23 @@ e_binding_transform_uid_to_source (GBind

 	return success;

 }

+gboolean

+e_misc_utils_is_help_package_installed (void)

+{

+	gboolean is_installed;

+	gchar *path;

+

+	/* Viewing user documentation requires the evolution-help

+	 * package. Look for one of the files it installs. */

+	path = g_build_filename (EVOLUTION_DATADIR, "help", "C", PACKAGE, "index.page", NULL);

+

+	is_installed = g_file_test (path, G_FILE_TEST_IS_REGULAR);

+

+	g_free (path);

+

+	return is_installed;

+}

+

 /**

  * e_binding_transform_text_non_null:

  * @binding: a #GBinding

diff -up evolution-3.12.11/e-util/e-misc-utils.h.help-contents evolution-3.12.11/e-util/e-misc-utils.h

--- evolution-3.12.11/e-util/e-misc-utils.h.help-contents	2015-01-06 15:05:43.000000000 +0100

+++ evolution-3.12.11/e-util/e-misc-utils.h	2015-05-04 16:57:36.708723419 +0200

@@ -213,6 +213,8 @@ gboolean	e_binding_transform_uid_to_sour

 						 GValue *target_value,

 						 ESourceRegistry *registry);

+gboolean	e_misc_utils_is_help_package_installed (void);

+

 gboolean	e_binding_transform_text_non_null

 						(GBinding *binding,

 						 const GValue *source_value,

diff -up evolution-3.12.11/e-util/e-preferences-window.c.help-contents evolution-3.12.11/e-util/e-preferences-window.c

--- evolution-3.12.11/e-util/e-preferences-window.c.help-contents	2014-03-24 10:25:23.000000000 +0100

+++ evolution-3.12.11/e-util/e-preferences-window.c	2015-05-04 16:57:36.709723419 +0200

@@ -385,6 +385,11 @@ e_preferences_window_init (EPreferencesW

 		GTK_BUTTON_BOX (container), widget, TRUE);

 	gtk_widget_show (widget);

+	if (!e_misc_utils_is_help_package_installed ()) {

+		gtk_widget_set_sensitive (widget, FALSE);

+		gtk_widget_hide (widget);

+	}

+

 	widget = e_dialog_button_new_with_icon ("window-close", _("_Close"));

 	g_signal_connect_swapped (

 		widget, "clicked",

diff -up evolution-3.12.11/e-util/e-send-options.c.help-contents evolution-3.12.11/e-util/e-send-options.c

--- evolution-3.12.11/e-util/e-send-options.c.help-contents	2014-04-23 14:36:24.000000000 +0200

+++ evolution-3.12.11/e-util/e-send-options.c	2015-05-04 16:57:36.709723419 +0200

@@ -439,6 +439,7 @@ get_widgets (ESendOptionsDialog *sod)

 {

 	ESendOptionsDialogPrivate *priv;

 	GtkBuilder *builder;

+	GtkWidget *helpbutton;

 	priv = sod->priv;

 	builder = sod->priv->builder;

@@ -478,6 +479,12 @@ get_widgets (ESendOptionsDialog *sod)

 	priv->accepted_label = e_builder_get_widget (builder, "accepted-label");

 	priv->completed_label = e_builder_get_widget (builder, "completed-label");

+	helpbutton = e_builder_get_widget (builder, "helpbutton1");

+	if (helpbutton && !e_misc_utils_is_help_package_installed ()) {

+		gtk_widget_set_sensitive (helpbutton, FALSE);

+		gtk_widget_hide (helpbutton);

+	}

+

 	return (priv->priority

 		&& priv->security

 		&& priv->status

diff -up evolution-3.12.11/plugins/email-custom-header/email-custom-header.c.help-contents evolution-3.12.11/plugins/email-custom-header/email-custom-header.c

--- evolution-3.12.11/plugins/email-custom-header/email-custom-header.c.help-contents	2014-03-24 10:25:23.000000000 +0100

+++ evolution-3.12.11/plugins/email-custom-header/email-custom-header.c	2015-05-04 16:57:36.709723419 +0200

@@ -118,6 +118,8 @@ static gboolean

 epech_get_widgets (CustomHeaderOptionsDialog *mch)

 {

 	CustomHeaderOptionsDialogPrivate *priv;

+	GtkWidget *helpbutton;

+

 	priv = mch->priv;

 #define EMAIL_CUSTOM_HEADER(name) e_builder_get_widget (priv->builder, name)

@@ -128,6 +130,13 @@ epech_get_widgets (CustomHeaderOptionsDi

 	priv->page = EMAIL_CUSTOM_HEADER ("email-custom-header-vbox");

 	priv->header_table = EMAIL_CUSTOM_HEADER ("email-custom-header-options");

+

+	helpbutton = EMAIL_CUSTOM_HEADER ("helpbutton1");

+	if (helpbutton && !e_misc_utils_is_help_package_installed ()) {

+		gtk_widget_set_sensitive (helpbutton, FALSE);

+		gtk_widget_hide (helpbutton);

+	}

+

 #undef EMAIL_CUSTOM_HEADER

 	return (priv->page

diff -up evolution-3.12.11/shell/e-shell-window-actions.c.help-contents evolution-3.12.11/shell/e-shell-window-actions.c

--- evolution-3.12.11/shell/e-shell-window-actions.c.help-contents	2014-10-23 15:21:26.000000000 +0200

+++ evolution-3.12.11/shell/e-shell-window-actions.c	2015-05-04 16:57:36.709723419 +0200

@@ -1457,6 +1457,11 @@ e_shell_window_actions_init (EShellWindo

 	if (path == NULL)

 		gtk_action_set_visible (ACTION (SUBMIT_BUG), FALSE);

 	g_free (path);

+

+	if (!e_misc_utils_is_help_package_installed ()) {

+		gtk_action_set_visible (ACTION (CONTENTS), FALSE);

+		gtk_action_set_sensitive (ACTION (CONTENTS), FALSE);

+	}

 }

 GtkWidget *