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Open a Popup in Response to a Click

Updated on May 9, 2025

RadChart has been deprecated since Q3 2014 and is no longer recommended for use, as it does not support modern browsers. We strongly recommend using RadHtmlChart, Telerik's modern client-side charting component. To transition from RadChart to RadHtmlChart, refer to the following migration articles:

Explore the RadHtmlChart documentation and online demos to determine how it fits your development needs.

To open a window in response to a click you can use the ActiveRegionUrl property and assign a javascript that will in turn open the window:

  • In the ASP.NET HTML markup define a JavaScript method that will display the popup window:
JavaScript
function ShowPopUpDialog(url) {
	window.open(url, 'MyPopUpWindow', 'height = 300px, width = 300px', true);
}
  • Locate a ActiveRegion property, e.g. from a chart series item and assign a call to the JavaScript using the ActiveRegionUrl property:
C#
RadChart1.Series[0].Items[0].ActiveRegion.Url =  "javascript:ShowPopUpDialog('SalesDetail.aspx');";		
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