Patent ID: 8892644

Claim:
A non-transitory computer readable storage medium including software that is adapted to control a computer to implement a processing method of controlling access to a spreadsheet, said processing method comprising the steps of: giving a user access to a single layer of a spreadsheet stored on a server, said single layer having continuous rows and columns and including, a first continuous portion of said single layer and a second continuous portion of said single layer; and granting network access to said first portion of said single layer of said spreadsheet to a first sub-user at a first remote location from said server and a second sub-user while denying access to said second portion of said single layer of said spreadsheet to said first sub-user and said second sub-user, and granting access to said second portion of said single layer of said spreadsheet to a third sub-user while denying access to said first portion of said single layer of said spreadsheet to said third sub-user, permitting said user to visually scroll between said first portion of said single layer and said second portion of single layer along said continuous rows or columns, accepting modification of a first cell in said first portion stored on said server by said first sub-user transmitting said modification over said network to said server, and accepting further modification of a second cell in said first portion stored on said server by said second sub-user transmitting said further modification over said network to said server, reassigning said network access of the third sub-user granted to said second portion of the spreadsheet to another user.