AJAX for Wordpress

//Ajax loader
jQuery(document).ready(function($) {
    var $contentLoader = $("#display"),
        siteUrl = "http://" + top.location.host.toString(),
        url = '';
    $(document).delegate("a[href^='" + siteUrl + "']:not([href*='/wp-admin/']):not([href*='/blog/']):not([href*='/tag/']):not([href*='/wp-login.php']):not([href$='/feed/']):not([href*='/vs/index.php']):not([href*='/#/'])", "click", function() {
        location.hash = this.pathname;
        return false;
    });

    $("#searchform").submit(function(e) {
        location.hash = '?s=' + $("#s").val();
        e.preventDefault();
    });
    $(window).bind('hashchange', function() {
        url = window.location.hash.substring(1);
        if (!url) {
            return;
        }
        url = url + " .load";
        $contentLoader.animate({
            opacity: "0"
        })/* .html('Loading') */.load(url, function() {
            $('html, body').animate({
                scrollTop: 100
            }, 200, function() {
                $("#content_slider").delay(100).slideDown(200, function() {
                    $contentLoader.delay(1000).animate({
                        opacity: "1"
                    }, 250);
                });
            });
        });
    });
    $(window).trigger('hashchange');
});