C/C++ :: Navigate Down In Submenu

I create program that create menu and sub-menu. User have the ability to move up and down in parent menu and only have the ability to move down in sub-menu ....

The problem that when user navigate through sub-menu down the sub-menu disappear and i do not want that any solution i now it is easy with functions to create but i need it without function my code

#define ENTER 13
#define ESCAP 27
#define HOME  71
#define UP    72  
#define DOWN  80
#define END  79
#define TAB  9
#include<conio.h>
#include<stdio.h>  

[Code] .....