set session variable with <a href>- how?

> Setting a session var using a form works fine, but I would like to be
> able to output a list with plain-text-links, with say, sections.
> If I click a section, I want to set the session var, and then go to the
> next page.

Code your page something like <a href="action.php?var=varvalue">This is a
link</a>

Then in your action.php you can have something like:

if($_REQUEST[var] == 'varvalue'){
//Set your session values here
}

HTH

Anthony