Abstract: A worksheet overview system comprises an item information handler, an overview element handler, an overview area handler, and an overview synchronizer. The item information handler obtains item information relating to items of a worksheet. The overview element handler manages overview elements based on the item information. Each overview element represents item information of a corresponding item of the worksheet. The overview area handler provides an overview area for containing the overview elements to make the overview elements contained in the overview area accessible by a user. The overview synchronizer synchronizes between each overview element in the overview area and its corresponding item of the worksheet.

Abstract: A worksheet overview system comprises an item information handler, an overview element handler, an overview area handler, and an overview synchronizer. The item information handler obtains item information relating to items of a worksheet. The overview element handler manages overview elements based on the item information. Each overview element represents item information of a corresponding item of the worksheet. The overview area handler provides an overview area for containing the overview elements to make the overview elements contained in the overview area accessible by a user. The overview synchronizer synchronizes between each overview element in the overview area and its corresponding item of the worksheet.