You can scroll through a long document by simply moving the wheel up and down. This saves you from having to position your mouse pointer over the little scroll bar buttons. Pretty tricky sometimes. Here, you can have the document or web page automatically scroll with no intervention on your part at whatever speed you desire. What's more, by holding down the control key while you move the wheel, you can zoom in and out on a document.
Online auctions are all the rage.
Find out how you can cash in on these fun sites on Friday. From the Pro News 7 Tech Center, I'm Eric Spellmann.