This chart is a Chinese popular chart for votes.The main graph is a Chinese character "正", called "zheng", which is combined with 5 lines.
Download in the package 'addon_1.0.071120'.
4 types of stock chart are added, and new version of 1.0.071111 released.
Welcome to http://www.plchart.net to get more information about plchart !
And you can post any of your questions, advices, bug-reports there.
The new version, with the entirely new structure, helps you generate customized jpg/gif charts, such as pie(2D/3D), column(2D/3D), group column(2D/3D), percent column(2D/3D), line(single/multiple), radar, compard radar, scatter and bubble with GD2 extension for both PHP4 and PHP5. Never worry about charts from now !