jQuery 1.7.2, HTML, CSS, JavaScript
Tooltip in the center of the pie chart
Change the dynamic connector into a triangle
Dynamic Connector
Default connectors on Highcharts Pie Chart
Simulating 3D look with color gradients
linear gradient in vertical direction with ratio values. Both background and 2 bars have linear gradient
Color gradients in 0 - 1 ratio
Chart with multiple series, use plotOptions to define series global properties and use series configuration to override the global prope rties
adjust the plotlines location and zIndex