code not working without alert in JQuery and asp.net mvc

code not working without alert in JQuery and asp.net mvc

Hello All,
I am working on JQuery but am getting problem while running the code .
If I add alert in code then only below code works but I don't want this.
I want to work this code without alert. Please help me for the same
Below is my code:
  1. /* Add a select menu for each TH element in the table footer */
            $("#dvddl div").each(function (i) {
                alert("test");
                    this.innerHTML = fnCreateSelect(oTable.fnGetColumnData(i));
                    $('select', this).change(function () {
                        oTable.fnFilter($(this).val(), i);
                    });
                });