(Personal collection of very good information, I recommend everyone to download
This document includes the following attachments:
raphael pie chart\
raphael pie chart\g.bar-min.js
raphael pie chart\g.dot-min.js
raphael pie chart\g.line-min.js
raphael pie chart\g.pie-min.js
raphael pie chart\g.raphael-min.js
raphael pie chart\raphael.js\....)