convert COMPLEX excel sheet to an interactive web page

Hi I need an excel sheet putting up online ??" I use it to calculate client return on investment on SEO campaigns. Ideally I’d like to be able to produce and save sheets with different values (data) for the same and different clients ??" so that they can view them online. Need some sort of admin panel so that client sheets can be managed (i.e. view, save, retrieve, delete, edit) but different client cannot see each others quotes Here’s the rough details of the job convert COMPLEX excel sheet to an interactive web page As well as converting a COMPLEX excel sheet to an interactive web page, I would like the required features to 1) save a particular sheet - with custom values, so that it can be retrieved again at a later date 2) Have a client login - so the client can only see the sheets that apply to them 3) Have a tool for admin to manage saved sheets - i.e view, save, modify, delete Will be running on PHP / MySQL server. Code must be well commented so it can be edited if required. Sheet will be supplied to suitable bidders after initial correspondence Cheers Si ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Deliverables must be in ready-to-run condition, as follows (depending on the nature of the deliverables): a) For web sites or other server-side deliverables intended to only ever exist in one place in the Buyer's environment--Deliverables must be installed by the Seller in ready-to-run condition in the Buyer's environment. b) For all others including desktop software or software the buyer intends to distribute: A software installation package that will install the software in ready-to-run condition on the platform(s) specified in this bid request. 3) All deliverables will be considered "work made for hire" under U.S. Copyright law. Buyer will receive exclusive and complete copyrights to all work purchased. (No GPL, GNU, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site per the coder's Seller Legal Agreement). ## Platform excel