The sample code is on the most frequently asked query on "How to get the confirmation of Yes/No from a javascript pop up and display the value on the page using ASP.NET"Create a webpage main.aspx Drag and drop a hidden control and <button> control on the web form. Step 1. main.aspx.vb Write the following code on page load event

 Button1.Attributes.Add("onclick", "getMessage()") 

Step 2.In main.aspx Add the client side-script block

 <script language="javascript"> function getMessage() { var ans; ans=window.confirm('Is it your confirmation.....?'); //alert (ans); if (ans==true) { //alert('Yes'); document.Form1.hdnbox.value='Yes'; } else { //alert('No'); document.Form1.hdnbox.value='No';} } </script> 

Step 3. main.aspx.vb To display the value of the value selected by the user in the pop up write the following code

 Response.Write(Request.Form("hdnbox")) 

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