Everyone can create interactive and calculating Web pages. Solve your problem using Microsoft Excel and convert it to a JavaBean and a JSP page. No programming is necessary; let the domain expert create the code. It features easy updating; fix the spreadsheet and generate again. Use it as a programming tool for creating advanced calculations done inside Java-programs. The JavaBean can be used standalone in any Java program. Use it for expense reports, surveys, order forms, reservation forms, employment applications, financial adviser, ROI-calculator, and engineering. Use Excel for developing the calculations and have get to 140 built-in functions of Excel. It features improved quality due to much easier testing in Excel; easy update of Web pages; and ease of use.