Yeah... back buttons are the hell of the web.

Those tags refer to how a browser should handle *new* requests. The
browser has to download all the pieces and parts of the page... so
they're still "cached" in a certain sense. When you click back, you're
looking at the results of that request. Where these tags come into
play is whether or not a browser will use pages ALREADY IN the cache
or not when a user clicks on a link.

So when you click back, you're seeing the results of an existing
request. There's a few ways to deal with this... one of them is
Javascript... you can embed a JS routine in each page that analyzes
some data (current time versus request time) and forces them to a
login page and then restarts the login/browsing process...

It sucks, but there's nothing we can do other than various workarounds...

Laterz!

J



On Wed, 16 Mar 2005 14:32:46 -0600, Peterson, Andrew S.
<[EMAIL PROTECTED]> wrote:
> Hi All,
> 
> I've got the following meta tags in the header of my doc to prevent the
> page from caching, but the page is still being cached (IE 6 and Firefox
> tested):
> 
> <meta HTTP-EQUIV="pragma" CONTENT="no-cache">
> <meta HTTP-EQUIV="cache-control" CONTENT="no-cache">
> <meta HTTP-EQUIV="expires" CONTENT="0">
> 
> I'm logging out the user, but user can click back on a page that
> requires login and it will not run the logged out logic until the user
> clicks on refresh. Any ideas?
> 
> Thanks in advance.
> 
> Sincerely,
> 
> Andrew
> 


-- 
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Burnsville, MN 55337
http://www.web-relevant.com
http://cfobjective.neo.servequake.com

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