jQuery Mail Anti-spam

(function(jQuery) {
    jQuery.fn.emailSpamProtection = function(className) {
        return jQuery(this).find("." + className).each(function() {
            var jQuerythis = jQuery(this);
            var s = jQuerythis.text().replace(" [at] ", "@");
            jQuerythis.html("<a href=\"mailto:" + s + "\">" + s + "</a>");
        });
    };
})(jQuery);

  jQuery("body").emailSpamProtection("email");