After Post Back my jQuery code not working

Question

I have server side button. First time jquery is working fine but next time jQuery not wroking. I am using jQuery inside Update Panel.

Below is my Jquery code.

Answer 1

Change it from:

$('.ClassName').click(function(e) {
/////
});

to:

$(document).on("click", ".ClassName", function (e) {
/////
});