#define WHITE 0xFFFF
#define BLACK 0x0000
#define GRAY 0x7BEF
#define DGRAY 0x2124
#define BLUE 0x051C
#define LBLUE 0x96BC
#define DBLUE 0x0311
#define YELLOW 0xFF60
#define LYELLOW 0xFFAD
#define DYELLOW 0xBD80

#define SCR_MAX 5
#define SCR1_MAX 5

#define BTN_TIMEOUT 500