public function display_help_icon() {
        global $PAGE, $OUTPUT, $USER;
        $result = '';
        if ($this->is_enabled() && !$PAGE->user_is_editing() && $this->is_tracked_user($USER->id) && isloggedin() &&
                !isguestuser()) {
            $result .= html_writer::tag('div', get_string('yourprogress','completion') .
                    $OUTPUT->help_icon('completionicons', 'completion'), array('id' => 'completionprogressid',
                    'class' => 'completionprogress'));
        }
        return $result;
    }