Highcharts is a pure JavaScript class library that makes graphs.
The main features are as follows:
Compatibility: Compatible with all today's browsers, including iphones, IE and Firefox, and so on;
For non-commercial users free of charge (including personal websites, non-profit organizations, student groups, etc.).
Pure JS, no BS;
Support most of the chart types: line diagram, graph, area map, area graph, histogram, cake, scatter map;
Cross-language: Available in PHP,. NET, or Java, it requires only three files: one is
Highcharts's core file highcharts.js, as well as a canvas emulator for IE and jquery class libraries or mootools class libraries;
Hint function: The mouse moves to a point on the chart to have the hint information;
Zoom function: Select the chart part to enlarge, close-up observation chart;
Ease of use: no need for special development skills, only need to set the option to make the appropriate chart;
Timeline: can be accurate to milliseconds;
For details, see the website or the following:
Http://www.open-open.com/lib/view/open1325421975640.html