text: 
  
  const controlSignIn = function () {
      const $signIn = $('.sign-in-htm');
      const $singUp = $('.sign-up-htm');
      if ($signIn.hasClass('dontShow')){
          $signIn.removeClass('dontShow');
          $singUp.removeClass('show');
      }
  };
  
  let init = function () {
      $('#signIn').on('click', controlSignIn)
  };
  
  $(document).ready(init());