if (global.faceemotion == 0 && sprite_index != spr_face_sans)
    sprite_index = spr_face_sans;
if (global.faceemotion == 1 && sprite_index != spr_face_sanschuckle)
    sprite_index = spr_face_sanschuckle;
if (global.faceemotion == 2 && sprite_index != spr_face_sanswink)
    sprite_index = spr_face_sanswink;
if (global.faceemotion == 3 && sprite_index != spr_face_sansblink)
    sprite_index = spr_face_sansblink;
if (global.faceemotion == 4 && sprite_index != spr_face_sansnoeyes)
    sprite_index = spr_face_sansnoeyes;