Source position: msescrollbar.pas line 40
type scrollbaroptionty = (
sbo_thumbtrack,
sbo_clicktovalue,
sbo_moveauto,
sbo_showauto,
sbo_show,
sbo_opposite,
sbo_valuekeys,
sbo_noarrowkeys,
sbo_nopagekeys,
sbo_noreflectedclick
);