Hi every one,

As we know there occurs no post back for ajax tool kit controls.
i am using Modelpopupextender control,where popupcontrolid is set to a panel in which contains my gridview. I show this popup on textbox keyup event through javascript.Every thing is working fin. But, the problem is when i click on gridview(popup) for sorting on a column, the popup gets dissapear and i am unable to find modelpopupextender control to show again. How to show again the popup window from javascript and in which event. If ther is any other solution plz sujjest. If possible send me the code.
thanks