how can i initialize textBox values in a popup window in TelerikRadGrid
<p>I am using TelerikRadGrid in C# ASP.NET. When I press Edit it opens a separate popup window using</p>

<p><code>&lt;MasterTableView DataKeyNames="ID" EditMode="PopUp" CommandItemDisplay="Bottom" GridLines="None" Width="100"</code>></p>

<p>but how can I initialize the TextBox in this popup because in editing not all TextBoxes are empty?</p>
