I’ll start off explaining the big picture of what I’m trying to do: I’ve implemented a D2Storefront sales web page. You could Google that; it seems to be a good and very low cost store front that uses ...

In my code I put Session.Timeout=480 so that a session won't expire for 8 hours. But sessions still timed out pretty frequently, so I decided to put an hidden aspx page in an IFRAME in the header ...