a few days earlier I had written about MooTools library for web designers a popular javascript library, now I will share javascript solution to charting

JSXGraph: Geometry, plotting, and Library Lists

JSXGraph browser library for interactive geometry assumes the functions of the layout, graphics and visualization of data in browser.It Web site entirely in JavaScript and uses SVG and VML

Diagram can be created:
* 100% JavaScript
* Geonext file (or string)
* File Inteorgeo

It is equipped with many features, the simple mathematics for demanding that make easier.JSXGraph create complex views required to run the prototype library JS.

JS Charts Free JavaScript library lists

Consider looking good JSCharts free JavaScript libraries for creating  charts.Data shows an array of JavaScript or XML-file.

The library supports 3 types of cards:
* Histograms
* Pie charts
* Line Charts

Graphics can create and customize with ease (table type, colors used,) the names of individual units. These graphics JavaScript library is well documented, examples and online editor.Although library is free to use, you need to register (also free).

Graphael – Library JavaScript charts

Graphael is an open source JavaScript graphics library based on graphic Raphaël Link Library (WRD). It can be both static and interactive results and cakes, bar, line or point charts are created using VML charts.The and supports most popular browsers such as Firefox 3.0 +, Safari 3.0 +, Opera 9.5 + and Internet Explorer 6.0. There have submitted some demonstrations, including a beautiful interactive graphics, and the number of graphics.