diff --git a/gnoemoe/widgets/gm-world-view.c b/gnoemoe/widgets/gm-world-view.c
index e3b4e5a..6f42701 100644
--- a/gnoemoe/widgets/gm-world-view.c
+++ b/gnoemoe/widgets/gm-world-view.c
@@ -44,6 +44,8 @@ void on_gm_world_view_world_state_changing(GmWorld *world, guint state,
 		GmWorldView *view);
 void on_gm_world_view_world_active_changed(GmWorld *world, gboolean active,
 		GmWorldView *view);
+void on_gm_world_view_world_highlight(GmWorld *world, gint start, gint end,
+		gchar *color, GmWorldView *view);
 
 void on_gm_world_view_world_editor_added(GmWorld *world, GmEditor *editor,
 		GmWorldView *view);
@@ -119,6 +121,8 @@ gm_world_view_finalize(GObject *object) {
 			G_CALLBACK(on_gm_world_view_world_state_changing), view);
 	g_signal_handlers_disconnect_by_func(view->priv->world,
 			G_CALLBACK(on_gm_world_view_world_active_changed), view);
+	g_signal_handlers_disconnect_by_func(view->priv->world,
+			G_CALLBACK(on_gm_world_view_world_highlight), view);
 	g_signal_handlers_disconnect_by_func(view->priv->world,
 			G_CALLBACK(on_gm_world_view_world_editor_added), view);
 	g_signal_handlers_disconnect_by_func(view->priv->world,
@@ -379,6 +383,9 @@ gm_world_view_new(GmWorld *world) {
 			G_CALLBACK(on_gm_world_view_world_state_changing), view);
 	g_signal_connect(world, "active_changed", 
 			G_CALLBACK(on_gm_world_view_world_active_changed), view);
+	g_signal_connect(world, "highlight",
+			G_CALLBACK(on_gm_world_view_world_highlight), view);
+
 	g_signal_connect(world, "editor_added", 
 			G_CALLBACK(on_gm_world_view_world_editor_added), view);
 	g_signal_connect(world, "editor_removed", 
@@ -488,6 +495,80 @@ gm_world_view_find_next(GmWorldView *view, const gchar *str,
 	return FALSE;
 }
 
+gboolean
+gm_world_view_replace(GmWorldView *view, gchar const *replace) {
+	gint np = gtk_notebook_get_current_page(GTK_NOTEBOOK(view));
+	GtkWidget *page;
+	GmSearchable *sea;
+	
+	if (np == 0) {
+		return FALSE;
+	} else {
+		page = gtk_notebook_get_nth_page(GTK_NOTEBOOK(view), np);
+		
+		if (GM_IS_SEARCHABLE(page)) {
+			sea = GM_SEARCHABLE(page);
+			
+			if (gm_searchable_can_replace(sea)) {
+				return gm_searchable_replace(sea, replace);
+			}
+		}
+	}
+	
+	return FALSE;
+}
+
+gboolean
+gm_world_view_replace_all(GmWorldView *view, gchar const *str, 
+		gchar const *replace, GmSearchableSearchFlags flags) {
+	gint np = gtk_notebook_get_current_page(GTK_NOTEBOOK(view));
+	GtkWidget *page;
+	GmSearchable *sea;
+	
+	if (np == 0) {
+		return FALSE;
+	} else {
+		page = gtk_notebook_get_nth_page(GTK_NOTEBOOK(view), np);
+		
+		if (GM_IS_SEARCHABLE(page)) {
+			sea = GM_SEARCHABLE(page);
+			
+			if (gm_searchable_can_replace(sea)) {
+				return gm_searchable_replace_all(sea, str, replace, flags);
+			}
+		}
+	}
+	
+	return FALSE;
+}
+
+gboolean
+gm_world_view_can_replace(GmWorldView *view) {
+	gint np = gtk_notebook_get_current_page(GTK_NOTEBOOK(view));
+	return gm_world_view_page_can_replace(view, np);
+}
+
+gboolean
+gm_world_view_page_can_replace(GmWorldView *view, gint page_num) {
+	GtkWidget *page;
+	GmSearchable *sea;
+
+	if (page_num == -1) {
+		return FALSE;	
+	} else if (page_num == 0) {
+		return gm_searchable_can_replace(GM_SEARCHABLE(view));
+	} else {
+		page = gtk_notebook_get_nth_page(GTK_NOTEBOOK(view), page_num);
+		
+		if (GM_IS_SEARCHABLE(page)) {
+			sea = GM_SEARCHABLE(page);
+			return gm_searchable_can_replace(sea);
+		}
+	}
+	
+	return FALSE;
+}
+
 GmWorld *
 gm_world_view_world(GmWorldView *view) {
 	return view->priv->world;
@@ -738,6 +819,27 @@ on_gm_world_view_world_active_changed(GmWorld *world, gboolean active,
 	}
 }
 
+void
+on_gm_world_view_world_highlight(GmWorld *world, gint start, gint end,
+		gchar *color, GmWorldView *view) {
+	GtkTextIter istart, iend;
+	GtkTextBuffer *buffer = gtk_text_view_get_buffer(
+			GTK_TEXT_VIEW(view->priv->text_view_world));
+	
+	gtk_text_buffer_get_end_iter(buffer, &iend);
+	istart = iend;
+	gtk_text_iter_backward_line(&istart);
+	
+	if (start != -1) {
+		gtk_text_iter_forward_chars(&istart, start);
+		iend = istart;
+		gtk_text_iter_forward_chars(&iend, end);
+	}
+			
+	gtk_text_buffer_apply_tag_by_name(buffer, color, &istart, &iend);
+}
+
+
 gboolean on_gm_world_view_world_text_view_scroll_event(GmWorldView *view, 
 		GdkEventScroll *event, GmWorldTextView *text) {	
 	if (event->state & GDK_CONTROL_MASK) {