function InitializeRequest(sender, args)
{ 
  if (prm.get_isInAsyncPostBack())
  args.set_cancel(true);
  postBackElement = args.get_postBackElement(); 

  if (postBackElement.id == 'ctl00_contentBody_btnNewsSubmit')
  {
      $get('ctl00_contentBody_agNewsUpdateProgress').style.display = 'block';
      $get('ctl00_contentBody_agNewsUpdatePanel').style.display = 'none';
  }
}

function EndRequest(sender, args)
{ 
  if (postBackElement.id == 'ctl00_contentBody_btnNewsSubmit')
  {
      $get('ctl00_contentBody_agNewsUpdateProgress').style.display = 'none';
      $get('ctl00_contentBody_agNewsUpdatePanel').style.display = 'block'; 
  }
}

function PageLoadedHandler(sender, args)
{        
    __doPostBack('ctl00$contentBody$btnNewsSubmit','');
    prm.remove_pageLoaded(PageLoadedHandler); 
}