Sven Syld writes:
 > How can I set expiring date for a file (xls, gif, etc.) so it will be =
 > downloaded from server not from cache. HTTP header?=20
HTTP header is good!
View your images through a "view" method (DTML or Python):
     URL:..../image/view
The "view" method could look like that:
    <dtml-call "RESPONSE.setHeader(....)">
    <dtml-return index_html>
Dieter