diff -urN cui51/menu.c cui52/menu.c
--- cui51/menu.c	2014-01-31 23:00:00.000000000 +0900
+++ cui52/menu.c	2014-01-31 23:10:00.000000000 +0900
@@ -132,9 +132,12 @@
 cui_menu_item_str_set(cui obj, char *s)
 {
 	int bak = obj->w;
+	int visi = cui_is_visible(obj);
+	if(visi) cui_hide(obj);
 	cui_menu_btn_str_set(obj, s);
 	obj->w = bak;
 	cui_menu_item_adj(obj);
+	if(visi) cui_show(obj);
 }
 
 cui
@@ -204,7 +207,7 @@
 		menu->y = cui_ly(cui_root(obj), cui_gy(obj)) - p->val;
 		cui_show(menu);
 		cui_main(menu, cui_index_to_child(menu, p->val));
-		cui_hide(menu);			 
+		cui_hide(menu);
 		if(p->val != bak){
 			char *s = cui_menu_item_str_get(cui_index_to_child(menu, p->val));
 			cui_menu_item_str_set(obj, s);