if (empty($confirmupgrade)) {
$navigation = build_navigation(array(array('name'=>$strdatabasechecking, 'link'=>null, 'type'=>'misc')));
print_header($strdatabasechecking, $stradministration, $navigation, '', '', false, ' ', ' ');
+ $formcontinue = new html_form();
+ $formcontinue->button->label = get_string('yes');
+ $formcontinue->url = new moodle_url('index.php', array('confirmupgrade' => 1));
+ $formcancel = new html_form();
+ $formcancel->url = new moodle_url('index.php');
+ echo $OUTPUT->confirm(get_string('upgradesure', 'admin', $a->newversion), $formcontinue, $formcancel);
- notice_yesno(get_string('upgradesure', 'admin', $a->newversion), 'index.php?confirmupgrade=1', 'index.php');
print_footer();
exit;