title: How to refresh parent page from child page
body: <p>Can Any one explain how to refresh a parent page from child page in C#</p>
  
  <p>We have a requirement like, we have a textbox followed by image popup button , If we click on Image popup button it will open one popup which has a textbox in it.</p>
  
  <p>If we add some text in that and click on the save button , The parent page textbox has to be updated.</p>
  
  <p>It's updating only when we manually refresh the page.We want a requirement like we have to updated it without any manual refresh.</p>
  
  <p>Does any one know this?</p>