Simple JQuery page scroll to an anchor

  Drupal.behaviors.scrollMenu = {
    attach: function(context, settings) {

      $('a[href*=#]:not([href=#])').click(function(event) {
        if (location.pathname.replace(/^\//, '') == this.pathname.replace(/^\//, '') && location.hostname == this.hostname) { // not required
          var target = $(this.hash);
          target = target.length ? target : $('[name=' + this.hash.slice(1) + ']');
          if (target.length) {
            $('html,body').stop().animate({
              scrollTop: target.offset().top
            }, 800);
            event.preventDefault();            
          }
        }
      });

    }
  };