This is my website -> www.superim.ir Its template base is bootstrap and in nav menu I used below code for some effects!
$(\'.productbar .dropdown\').on(\'sho
This occurs due to the Partial Postback using UpdatePanel. The Events that you subscribe for the controls are rendered partially hence the events looses. To overcome this situation you need to rebind the control events.
This is a common problem caused by mixing the conventional ASP.Net Ajax and jQuery events. When you do the partial postback, the DOM is recreated and the jQuery events are lost.
Example: