<script src="//code.jquery.com/jquery-1.9.1.min.js"></script>

​

<!--

  Simple Login Form

  ** Used with jQuery

-->

​

<form id='login'>

  <input type='text'     placeholder='username' id='login_name' />

  <input type='password' placeholder='password' id='login_pwd' />

  <input type='submit'   value='Login' />

</form>

​

<script>

  var logins = [

    ['login', 'pwd']

  ];

​

  $('#login').submit(function(e) {

    e.preventDefault();

​

    for(login in logins) {

      if($('#login_name').val() == login[0] && $('#login_pwd').val() == login[1]) {

        loginSuccess();

      }

    }

  });

​

  function loginSuccess() {

    // If successfully logged in this function will be called

​

​

  }

</script>