title: Passing value from popup window to parent form's TextBox
body: <p>Work on ASP.NET Visual Studio 2008 C#. I have a page. From this page I need to call a page on popup. On the popup page selected value will be set on the parent page text control.</p>
  
  <blockquote>
    <ol>
    <li>One parent page</li>
    <li>One child page.</li>
    <li>Call parent to child as popup.</li>
    <li>On popup window contain a grid.</li>
    <li>On popup grid have command select,click on select  close popup and selected value will set on parent page text control.</li>
    </ol>
  </blockquote>
  
  <p>I have done steps 1,2,3 and 4. But I need to complete step no 5.</p>