> I want to offer for a few users a nice way to transfer files from a PC to a
> WWW-server.
> ...
> Another solution would be to make use of the MIME-types to start the script.
> The button will be linked to a file with a special extension such as ".add"
> and if the user has extended the MIME-types of the browser in a right way it
> has to work???
>
This approach is similar to that suggested for backward compatibility in the
file upload internet draft. Please see:
ftp://ds.internic.net/internet-drafts/draft-ietf-html-fileupload-01.txt
A sample implementation for Mosaic for X can be found at:
Helper applications for file upload, for backward compatibility, will also be
found there sometime in the future, but you should be able to develop your own
if you need them soon.
Ernesto