Raphaël is a JavaScript library for drawing on web pages. Basically one draw shapes of different types, likes circles, text, rectangles, images.
- Download "raphael.min.js" from http://raphaeljs.com/ to your app/assets/javascript directory
or get the unminifed version here https://raw.githubusercontent.com/DmitryBaranovskiy/raphael/master/raphael.js
- Include the JS file in the head of your documents ``