Ok thanks for the answers guys.
These sessions will be an interesting path to investigate.

Peelboy brought up an interesting point though, if we have lots of users online it might add on the server load.
Anyway, since we have the choice between session and cookies, all is well and everyone is happy <img border="0" title="" alt="[Big Grin]" src="images/icons/grin.gif" />

Benj