I set up a plugin that you can use: http://jsfiddle.net/highcharts/acPw9/Christopher Nighswonger commented
Fantastic! That does exactly what I was thinking. Thanks!Christopher Nighswonger commented
The thought here is to be able to retrive the max and min data on a given series and when they happened (x axis) in order to be able to display that data to the side fo the chart.