Saw this in Ben Fortas blog and had to take a look for myself... FusionCharts Free is a flash charting component that can be used to render data-driven & animated charts for web applications and presentations.
It is a cross-browser and cross-platform solution that can be used with ASP.NET, ASP, PHP, JSP, ColdFusion, Ruby on Rails, simple HTML pages or even PowerPoint Presentations to deliver interactive and powerful flash charts.
You do NOT need to know anything about Flash to use FusionCharts.
All you need to know is the language you're programming in. Fusion Charts Free