ChartDirector for .NET v5.1.1 | 12 Mb WebChartViewer is a ASP.NET chart control for displaying charts, providing image map support (for tool tips and other mouse events), and for supporting AJAX and Postback requests from browsers. Sophisticated client-side jаvascript library to support ASP.NET charts with AJAX features and advanced user interactions, such as mouse events for chart objects, programmable track cursor, zoomimg and scrolling, and realtime charts.