PHP unavailabillty

[Arnault]

I've got a problem with PHP. On both of my machines(win xp and win vista) PHP doesn't work. I got the Xampp phpinfo() working, but when I launch a php script of mine, i've got no answer, not even and error message. Can anyone help me?

Thank you very much

[Wiedmann]

but when I launch a php script of mine,

More infos needed:
- file system location from this file
- the uri you are using in your browser
- the code (please a short real sample file)

Something in the access/error.log for this access?