ASP.NET on button click event is not firing

Hi Every one,
I am using Jquery dialogr to show a popup. This popup contains a user control
When I click on button in useer control that click event is not firing .Can any one help me....
here is the Code....
 $(function () {
            $.fx.speeds._default = 1000;
            $("#dialog1").dialogr({ autoOpen: false });
            $("#dialog2").dialogr({ autoOpen: false, hide: "explode" });
            $("#dialog3").dialogr({ autoOpen: false, hide: "explode" });


            $("#open-btn1").click(function () {
                $("#dialog1").dialogr('open');
            });
            $("#open-btn2").click(function () {
                $("#dialog2").dialogr('open');
            });
            $("#open-btn3").click(function () {
                $("#dialog3").dialogr('open');
            });
        });