How to open two popup window on a button click?

Question

I need to open two pdf files as popup window on click ona button in asp.net C#,but now its opening only the first popup?Can anybody help me ,to open the both windows at the same time?

This is my code:

string PDFPath = folderpath + filename;
                string PopupName = "popUp";
                string PopupSettings = "height=900,width=1000,top=100,left=100,scrollbars=no,resizable=no,toolbar=no,menubar=no,location=no,status=yes";
                string NewPath = "var popup=window.open('../PopupForReport.aspx?pdfPath="
                    + PDFPath.Replace("\\", "/") + "','" + PopupName + "','" + PopupSettings + "')";
ScriptManager.RegisterStartupScript(updatePanel1, updatePanel1.GetType(), "popupOpener", NewPath, true);



string PDFPath1 = folderpath + filename1;
                string PopupName = "popUp";
                string PopupSettings = "height=900,width=1000,top=100,left=100,scrollbars=no,resizable=no,toolbar=no,menubar=no,location=no,status=yes";
                string NewPath1 = "var popup=window.open('../PopupForReport.aspx?pdfPath="
                    + PDFPath1.Replace("\\", "/") + "','" + PopupName + "','" + PopupSettings + "')";
ScriptManager.RegisterStartupScript(updatePanel1, updatePanel1.GetType(), "popupOpener", NewPath1, true);

Answer 1

The two windows need unique names. Try changing the second PopupName and see if it helps.

Answer 2

I would usually do..

string PDFPath = folderpath + filename;
string wndName = "Window" + DateTime.Now;

//this would make the window name unique
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