<P> It is used , as the name suggests , for scrolling . It can often also be used as a third mouse button by pressing on it . The wheel is often -- but not always -- engineered with detents to turn in discrete steps , rather than continuously as an analog axis , to allow the operator to more easily intuit how far they are scrolling . </P>
<P> It is used , as the name suggests , for scrolling . It can often also be used as a third mouse button by pressing on it . The wheel is often -- but not always -- engineered with detents to turn in discrete steps , rather than continuously as an analog axis , to allow the operator to more easily intuit how far they are scrolling . </P>
some mice have a wheel in the middle . generally what is this wheel for
some mice have a wheel in the middle . generally what is this wheel for
scrolling
scrolling