-----Original Message-----
From: Stan Winchester [mailto:[EMAIL PROTECTED]
Sent: Friday, April 02, 2004 12:24 PM
To: CF-Talk
Subject: Re: Force image refresh
yes, I am using cflocation
>are you using cflocation to get them back to the page after an incorrect?
>tony
>-----Original Message-----
>From: Stan Winchester [mailto:[EMAIL PROTECTED]
>Sent: Friday, April 02, 2004 12:50 PM
>To: CF-Talk
>Subject: Force image refresh
>I'm trying to force an image to refresh with the following scenario:
>
>1. On a form page:
> a. Create and display an image showing a randomly generated 4-digit
>number.
> b. Set a session variable based on the randomly generated number.
> c. Text input field to enter randomly generated number as shown in
image.
> d. Submit to action page.
>2. On action page:
> a. Test passed form field with session variable
> i. On pass, then continue processing stuff
> ii. On fail, send back to form and generate new randomly generated
>4-digit number, session variable, & image, and let user resubmit.
>
>The problem is the image will not refresh. I am using the following
>code on the form page:
>
><CFHEADER NAME="Expires" VALUE="#now()#"> <CFHEADER NAME="Pragma"
>VALUE="no-cache"> <CFHEADER NAME="cache-control" VALUE="no-cache,
>no-store, must-revalidate">
>
>If I do a ctrl-f5 in IE, then the proper image is displayed. So I guess
>what I need to do is emulate the equivalent ctrl-f5.
>
>Any ideas what I might do?
>
>See a working example at: http://www.aftershockweb.com/test/
>You will see the text representing the randomly generated number, the
>test form, and the image with the randomly generated number. (You will
>need to do the test at least twice to see the problem)
>
>FYI: The purpose of this test is to verify a user came from a certain
>page to protect from spammer robots.
>
>Thank you,
>Stan Winchester
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