Thanks nathan, But i cant use 'get' since the string being submitted is very
big. I tried PHP headers as referred to by another website. This only
produced warning message: headers already sent... etc .
quickshiftin wrote:
>
> On 11/3/07, tanzeem <[EMAIL PROTECTED]> wrote:
>>
>>
>> i have 3 php files pag1.php,page2.php,page3.php
>> I posted to page2.php from page1.php
>> Then again posted from page2.php to page3.php
>> But when i click th back button from page3.php in IE 6.0 it displays
>> a page cannot be displayed error.
>> When i tried the same with Firefox it displayed the page2.php correctly.
>> Can anyone suggest a solution to thsi problem
>
>
> im surprised you dont get a warning in firefox as well.
> when you send a request to the server via HTTP POST,
> subsequent retransmission of the same request causes browsers
> to generate an warning.
> the reason is because HTTP POST is designed for requests that will
> alerter, add, or destroy data on the server; typically in a database
> these days, whereas a get request is just for viewing a resource.
> think of a site where you make a purchase. on the last page of
> the checkout process, your sensitive data is posted to the server,
> then if you try pressing back the warning is raised by the browser.
> this is so your card is not accidentally billed twice, and usually
> you will see messages on the page that say dont press back or
> dont send this page twice.
>
> so if youre pages constitute a request that inovokes a change
> in the data on the server, they are probly fine already. otherwise
> switch the request method to get, and youll be able to use the
> back button w/o warning.
>
> -nathan
>
>
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