Web Page Form and Processing

Need a web site form page that will input a number of variables (approximately 15-20), do some sorting (decision making) and perform calculations based on a algoritm that I will supply and then present the result of the calculation to the user. Code is required perform some logic (depending on input variables). And code that performs logic and calculations must not be viewable by the client (reside server side?). Acceptable solutions can be implemented in javascript, perl, cgi, ASP or some combination there of. ## Deliverables Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. Complete copyrights to all work purchased. ## Platform Windows NT IIS server, form runs on all versions of IE 4.0+, NetScape 4.0+