# remove matching elements until first corresponding closing tag
$hideclass = $userexists ? 'logout' : 'login';
$tagmatch = '<([a-z]+) class="'.$hideclass.'"[^>]*>';
# remove matching elements until first corresponding closing tag
$hideclass = $userexists ? 'logout' : 'login';
$tagmatch = '<([a-z]+) class="'.$hideclass.'"[^>]*>';