title: wpf busyindicator not showing up
body: <p>I have a wpf busy indicator like this on my window:</p>
  
  <pre><code>&lt;Grid&gt;&lt;Controls1:BusyIndicator  x:Name="busyIndicator2" IsBusy="False" Content="Please wait....." Visibility="Hidden"/&gt;
  &lt;/Grid&gt;
  </code></pre>
  
  <p>And in the button click I m trying to set the visiblity,isBusy property of indicator to true and visible.</p>
  
  <pre><code>void button_click(object sender, RoutedEventArgs e)
  {
     busyIndicator2.Visibility = System.Windows.Visibility.Visible;
     busyIndicator2.IsBusy = true;
  }
  </code></pre>
  
  <p>but the indicaotr is not showing up.</p>
  
  <p>Any idea why?</p>