myscript.js

$(document).ready(function(){
  $('#username').keypress(function(e){
    $('#incorrectCredentials').css('visibilty','hidden');
    if((e.which && e.which==13) || (e.keyCode && e.keycode==13))
    {
      loginFunction();
    }
  });
});

$(document).ready(function(){
  $('#pwd').keypress(function(e){
    $('#incorrectCredentials').css('visibilty','hidden');
    if((e.which && e.which==13) || (e.keyCode && e.keycode==13))
    {
      loginFunction();
    }
  });
});

$(document).ready(function(){
  $('#show_hide').on('click',function(){
    var password=$('#pwd');
    var btn=$('#show_hide');
    var passwordtype=password.attr('type');
    if(passwordtype=='password')
    {
      password.attr('type','text');
      btn.find("i").removeClass("fa-eye").addClass("fa-eye-slash");
    }
    else
    {
      password.attr('type','password');
      btn.find("i").removeClass("fa-eye-slash").addClass("fa-eye");
    }
  });
});



function loginFunction(e)
{
    var rem="";
     if($('#remember').is(":checked")){
               rem="1";
            }
            else{
                rem="0";
            }
  $.ajax({
    type: 'POST',
    url: 'pages/php/check.php',
    data: { Username:$('#username').val(),Password:$('#pwd').val(),Remember:rem },

    beforeSend: function() {
      $('.loader').fadeIn();
    },
    success: function(response) {
      if ( response.match(/aConfirmed/) )
      {
        window.location.href='pages/dashboard/dashboard.php';
      }
      else if ( response.match(/aUnconfirmed/) )
      {
        window.location.href='pages/php/change_password.php';
      }
      else if ( response.match(/Confirmed/) )
      {
        window.location.href='pages/dashboard/employee_dashboard.php';
      }
      else if ( response.match(/Unconfirmed/) )
      {
        window.location.href='pages/php/change_password_employee.php';
      }
      else if ( response.match(/username_problem/) )
      {
        $('.loader').fadeOut();
        $('#pwd').focus();
        $('#incorrectCredentials').css('visibility','visible');
      }
      else if ( response.match(/password_problem/) )
      {
        $('.loader').fadeOut();
        $('#pwd').focus();
        $('#incorrectCredentials').css('visibility','visible');
      }
    }
  });
}