RE: [PHP-WIN] Mathimatical equations in PHP

Just use basic multiplication *, division / , and subtraction -, addition + Why would you need a function to do this? Average=total#ofwidgets/#ofwidgets Ryan Conover [EMAIL PROTECTED] [EMAIL PROTECTED] http://www.pitt.edu/~rscst25/ -Original Message- From: Todd Williamsen [mailto:[EM

[PHP-WIN] Session Questions

I am using Sessions on a website. When a user hits the back button they get an error message "Page has Expired". Is there a way preventing this. I can currently using 4.0.6 if that helps at all. Ryan Conover [EMAIL PROTECTED] [EMAIL PROTECTED] http://www.pitt.edu/~rscst25/ -- PHP Windows M

[PHP-WIN] Session question

I was wondering how I can stop the following message from posting when a user hits the back button when I am using sessions? Ryan Conover [EMAIL PROTECTED] [EMAIL PROTECTED] http://www.pitt.edu/~rscst25/ -- PHP Windows Mailing List (http://www.php.net/) To unsubscribe, e-mail: [EMAIL PROTEC