/**
* Change the session type for a submission.
*/
function changeSessionType($args, $request)
{
$paperId = $request->getUserVar('paperId');
$this->validate($request, $paperId);
$conference =& $request->getConference();
$schedConf =& $request->getSchedConf();
$submission =& $this->submission;
$sessionType = $request->getUserVar('sessionType');
TrackDirectorAction::changeSessionType($submission, $sessionType);
$request->redirect(null, null, null, 'submission', $paperId);
}