creating line charts using high charts

High charts api provides the best way to create animated line charts using javascript. This is very simple and easy to build. You only need to pass your data values to the api and it will do everything. Also a lot of configuration options are there. The complete configuration and other options and live demos are available at http://www.highcharts.com/demo/line-basic. Also there are options for downloading or printing the chart. A sample demo is given below.

Hope this helps !