diff -Naur mate-control-center-1.8.1-old/capplets/common/capplet-util.c mate-control-center-1.8.1/capplets/common/capplet-util.c
--- mate-control-center-1.8.1-old/capplets/common/capplet-util.c	2014-03-05 22:55:21.000000000 +0200
+++ mate-control-center-1.8.1/capplets/common/capplet-util.c	2014-03-16 00:39:29.906430379 +0200
@@ -80,7 +80,7 @@
 	else
 		screen = gtk_widget_get_screen (GTK_WIDGET (parent));
 
-	uri = g_strdup_printf ("help:mate-user-guide/%s", section);
+	uri = g_strdup_printf ("http://mate-desktop.org/");
 
 	if (!gtk_show_uri (screen, uri, gtk_get_current_event_time (), &error)) {
 		capplet_error_dialog (
diff -Naur mate-control-center-1.8.1-old/libslab/libslab-utils.c mate-control-center-1.8.1/libslab/libslab-utils.c
--- mate-control-center-1.8.1-old/libslab/libslab-utils.c	2014-03-05 22:55:21.000000000 +0200
+++ mate-control-center-1.8.1/libslab/libslab-utils.c	2014-03-16 00:39:49.481984829 +0200
@@ -223,7 +223,7 @@
 	doc_path = libslab_mate_desktop_item_get_docpath (item);
 
 	if (doc_path) {
-		help_uri = g_strdup_printf ("help:%s", doc_path);
+		help_uri = g_strdup_printf ("http://mate-desktop.org/");
 
 		if (!gtk_show_uri (libslab_get_current_screen (), help_uri, gtk_get_current_event_time (), &error)) {
 			g_warning ("error opening %s [%s]\n", help_uri, error->message);
diff -Naur mate-control-center-1.8.1-old/libslab/slab-mate-util.c mate-control-center-1.8.1/libslab/slab-mate-util.c
--- mate-control-center-1.8.1-old/libslab/slab-mate-util.c	2014-03-05 22:55:21.000000000 +0200
+++ mate-control-center-1.8.1/libslab/slab-mate-util.c	2014-03-16 00:40:04.809636025 +0200
@@ -156,7 +156,7 @@
 
 	if (doc_path)
 	{
-		help_uri = g_strdup_printf ("help:%s", doc_path);
+		help_uri = g_strdup_printf ("http://mate-desktop.org/");
 
 		error = NULL;
 		if (!gtk_show_uri (libslab_get_current_screen (), help_uri, gtk_get_current_event_time (), &error))