How to update a report when displaying the ReportViewer within the ASPxPopupControl

This example illustrates the capability to update the report content when displaying the ReportViewer within the ASPxPopupControl.
This can be done by calling the ASPxClientReportViewer.Refresh method.
In addition, there's a hidden field on the page used to pass some parameter value when creating an XtraReport document and binding it to ReportViewer.