public function getPositionOptions()
    {
        return [
            self::POSITION_FIXED_TOP    => _t(__CLASS__ . '.FIXEDTOP', 'Fixed Top'),
            self::POSITION_FIXED_BOTTOM => _t(__CLASS__ . '.FIXEDBOTTOM', 'Fixed Bottom'),
            self::POSITION_STICKY_TOP   => _t(__CLASS__ . '.STICKYTOP', 'Sticky Top')
        ];
    }