If you were using Internet Explorer 6 or 7 on a Windows machine or Opera 9, this demo would actually work!
Date and time types
Range control
Calculated fields
Prefilling forms
Roundtripping data
Input mode

Web Forms 2

This site is a tutorial and showcase for Web Forms 2.0 as implemented in Internet Explorer 6

The spec and the implementation is still a work in progress - use at own risk!

Web Forms 2 builds on HTML 4 forms, but extends them in several ways. The most important are:

The implementation is developed as a SourceForget project.

The specification is developed by the WHAT Working group