$(document).ready(function() {
  $('.scrollable').click(function(event) {
    if (window.location.pathname === "/") {
      event.preventDefault();
    }
    var anchor = $(this);
    var target;
    if (window.location.pathname === "/") {
      target = $(anchor.attr('href')).offset().top - 70;
    } else {
      window.location = "/";
      alert((anchor.attr('href')));
      target = ($("/" + anchor.attr('href'))).offset().top - 70;
    }
    $('html, body').stop().animate({scrollTop: target});
  });
});