MS Chart Control

 

[link 1] http://weblogs.asp.net/scottgu/archive/2008/11/24/new-asp-net-charting-control-lt-asp-chart-runat-quot-server-quot-gt.aspx

 

[sample download]

http://code.msdn.microsoft.com/mschart/Release/ProjectReleases.aspx?ReleaseId=1591