change
echo ($instance['$jd1']);
echo ($instance['$jd2']);
echo ($instance['$jd3']);
to
echo ($instance['jd1']);
echo ($instance['jd2']);
echo ($instance['jd3']);
so basically remove the $
change
echo ($instance['$jd1']);
echo ($instance['$jd2']);
echo ($instance['$jd3']);
to
echo ($instance['jd1']);
echo ($instance['jd2']);
echo ($instance['jd3']);
so basically remove the $