Smooth Scrolling for Jumplinks

smooth-scroll.js

$('a.jumplink[href^="#"]').on('click', function(event) {
  event.preventDefault();

  var $this       = $(this),
      target      = $this.attr('href');

  if (target && target !== "#") {
    $('html, body').animate({
      scrollTop: $(target).offset().top
    }, 600);
  }
});