#include<graphics.h>
#include<stdio.h>
#include<stdlib.h>
#include<bios.h>
#include<conio.h>
#define UP 0x4800
#define DOWN 0x5000
#define LEFT 0x4b00
#define RIGHT 0x4d00
#define ENTER 0x1c0d
#define ESC 0x011b
#define TRUE 1
#define FALSE 0
#define MenuNum 3
typedef struct{
               int menuID;
               char MenuName[8];
               int itemCount;
               char itemName[4][8];
              }menu;                                                    /*菜單的數據結構*/
extern void *saveImage;                                                        /*保存菜單覆蓋區域*/
extern int mHeight;
extern int mWidth;                                                            /*定義表示窗口高，寬的變量*/
extern int mutex;
extern menu MainMenu[];
void process(int OldID,int NewID)
{
 int L;
 int T;
 L=mWidth*OldID;
 T=0;
 settextstyle(1,HORIZ_DIR,1);
 setcolor(BLACK);
 outtextxy(L+12,T,MainMenu[OldID].MenuName);
 L=mWidth*NewID;
 setcolor(RED);
 outtextxy(L+12,T,MainMenu[NewID].MenuName);
}