A web form is a plain web page with an HTML-element called
FORM. The user can edit the information in the form
elements.
The HTML web page also contains JavaScript code that updates
the values and formats the entered data. The execution of
JavaScript is complete secure. JavaScript cannot read or write
files or any other data on users' computers or on the
server.
When the submit-button is pressed, the entered data is sent of
to a web server.
SpreadsheetConverter allows to convert Excel (xls) to HTML and use Excel in the web.