3 level Drilldown of a column chart in highchart?

i achieved the goal of a 3 level drill down with coulmn charts in highcharts

thanks to fusher for his examples

has i said

now i have a working chart where i need to pass the php data manually :)

showing 3level drill on first column . i will update with the php code when done :)

edit: fixed jsFiddle link with working dependencies

CodeHunter