$(document).ready(function(){
  $('.navbar-nav a').on('click', function(){
    $('.navbar-collapse').collapse('hide');
  });
});

document
  .querySelector(".custom-file-input")
  .addEventListener("change", function (e) {
    var fileName = document.getElementById("fw-update-file").files[0].name;
    var nextSibling = e.target.nextElementSibling;
    nextSibling.innerText = fileName;
  });