We are currently covering multiple events. Please choose which one you want to access.
$count = count($conferences) ?>
foreach($conferences as $idx => $conference): ?>
// when we have more then 3 conferences, all but the last 3 will be displayed with 1/3 width
if($count - $idx <= ($count % 3))
$w = 12/($count%3);
else
$w = 12/3;
?>