How can I update an UpdatePanel from JavaScript

Question

Given an Asp.Net page that contains UpdatePanels. How to update a specific UpdatePanel from the client-side.

And is it possible to update it from a dialog opened from this page? (via window.open)

Thanks in advance.

Answer 1

Here are some links to take a look at...

Easily refresh an UpdatePanel, using JavaScript

How to refresh an UpdatePanel from javascript

Refresh the UpdatePanel using JavaScript Code

Answer 2

Update Updatepanel with JS

<script type="text/javascript"> 
function UpdPanelUpdate(value)
{
   var obj = document.getElementById("<%= txt.ClientID %>");
   obj.value=value;
   __doPostBack("<%= btn.ClientID %>","");
}
</script>