Click the "OpenOffice Calc" tile on the Start screen, or double-click the "OpenOffice" shortcut on the desktop, and then select "Spreadsheet." Open the Excel file containing the protected worksheet.

Located at the top of each column in your OpenOffice Calc spreadsheet are the letters of the alphabet. These headings differentiate between the columns, and allow you to sort and manipulate the ...

If you think that OpenOffice.org is just an open source alternative to Microsoft Office, think again. Find out how it can serve as a component in your Web-based spreadsheet applications.

Glide, the suite of Web 2.0 apps for the desktop and mobile device, adds a spreadsheet tool Wednesday and support for OpenOffice.org on Thursday.