refresh a div jquery

1$('#something').click(function() {
2    location.reload();
3});

1$(document).ready(function(){
2        $(function(){
3        $('#ideal_form').submit(function(e){
4                e.preventDefault();
5                var form = $(this);
6                var post_url = form.attr('action');
7                var post_data = form.serialize();
8                $('#loader3', form).html('<img src="../../images/ajax-loader.gif" />       Please wait...');
9                $.ajax({
10                    type: 'POST',
11                    url: post_url, 
12                    data: post_data,
13                    success: function(msg) {
14                        $(form).fadeOut(800, function(){
15                            form.html(msg).fadeIn().delay(2000);
16
17                        });
18                    }
19                });
20            });
21        });
22         });