#define scroll_width 9
#define scroll_height 9
static unsigned char scroll_bits[] = {
   0xfc, 0x00, 0x42, 0x01, 0x21, 0x00, 0x21, 0x00, 0x42, 0x00, 0x84, 0x00,
   0x84, 0x00, 0x42, 0x00, 0x3f, 0x00 };