store javascript variable in php variable!

From: Chris (nospam_at_nospam.com)
Date: 07/31/04 

Date: Sat, 31 Jul 2004 18:17:08 +0200

Hi,

I created a form in a pop-up opened with a javascript,
but I don't know how to store the values from this form in a PHP variables
in the main page.

Thanks for your help,
Chris.