What is occurring when you do use the wheel? Is the worksheet Zooming? If it
is then you need to change options.
In xl2007 select the Microsoft button top left of screen
Select Excel Options towards bottom right of dialog box.
Select Advanced in left column.
Under Editing options uncheck the box Zoom on roll with intellimouse
Pre xl2007 versions
Select Tools-> Options-> General Tab and uncheck the box Zoom on roll with
intellimouse
