[goobox] fixed call to the main help page

[Paolo Bacchilega <paobac src gnome org>]

commit bf1bb3d807015d1437187ea4fd3304b208e5ce5e
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Mon Aug 22 20:05:47 2011 +0200

    fixed call to the main help page

 src/actions.c   |    2 +-
 src/gtk-utils.c |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/actions.c b/src/actions.c
index 23355c8..2b89131 100644
--- a/src/actions.c
+++ b/src/actions.c
@@ -111,7 +111,7 @@ void
 activate_action_manual (GtkAction *action,
 			gpointer   data)
 {
-	show_help_dialog (GTK_WINDOW (data), "");
+	show_help_dialog (GTK_WINDOW (data), NULL);
 }
 
 
diff --git a/src/gtk-utils.c b/src/gtk-utils.c
index b908930..8b40236 100644
--- a/src/gtk-utils.c
+++ b/src/gtk-utils.c
@@ -743,7 +743,7 @@ show_help_dialog (GtkWindow  *parent,
 	char   *uri;
 	GError *error = NULL;
 
-	uri = g_strconcat ("ghelp:goobox", section ? "?" : NULL, section, NULL);
+	uri = g_strconcat ("ghelp:goobox", ((section != NULL) ? "?" : "?index"), section, NULL);
 	if (! gtk_show_uri (gtk_window_get_screen (parent), uri, GDK_CURRENT_TIME, &error)) {
   		GtkWidget *dialog;