#define CTRLD 0x04
#define ENTER 0xA 
#define CTRLU 0x15
#define ESC 0x1B        /* \e or \033 */
#define SPACE 0x20
#define TILDE 0x7E
#define DOWN 0x102
#define UP 0x103
#define LEFT 0x104
#define RIGHT 0x105
#define BACKSPACE 0x107
#define PH 1            /* panel height */
#define JUMP_NUM 14     /* how long ctrl + u/d jump are */