In case the document server is connected, you can choose whether to open the selected file (doc., xls., ppt. and other formats) as WebDocument or open this file with Office suite. Right-clickthe selected file and choose Open in popup menu. There are 3 options how to open the file:
All existing documents are automatically available for preview in both private and public Documents folders. Actions tab in the right upper corner gives you an additional options how to work with document.