but doesn't the second chart show up, when there is no data for the first one ? It would be nice for the second chart to show only when there is data for the first one, if we want to overlay these two. What do you think ?
Thanks.
but doesn't the second chart show up, when there is no data for the first one ? It would be nice for the second chart to show only when there is data for the first one, if we want to overlay these two. What do you think ?
Thanks.