> > A way may be using cookies, otherwise one can implement a kind o session mechanism
> > (using cookies or QS to pass sessid and storing user data on the server for a limited
> > time...)
> > the session method may be useful, but more difficult to implemnet, of course
> 
> The concept of a session ID is not present in elog, so implementing it would be harder
> than writing elog from scratch. Keeping the thousand 'expansion' flags in cookies is bad
> as well, because your browser will send them all each time you request a page, which can
> then slow down things considerably over slow lines.

ok, i've downgraded my request then ...

it will be still useful to have the possibility of expland selectively a single thread :-)