g_signal_connect(G_OBJECT(item), "activate",
G_CALLBACK(toggle_int_memory), NULL);
item = gtk_check_menu_item_new_with_label("External Memory");
gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
g_signal_connect(G_OBJECT(item), "activate",
G_CALLBACK(toggle_int_memory), NULL);
item = gtk_check_menu_item_new_with_label("External Memory");
gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);