gistfile1.txt

<script type = "text/javascript">

$(document).ready(function() {


	 $('form').on('submit', function(e){
		e.preventDefault()
		$.ajax({
			type: 'POST',
			url: '/login',
			data: {
				username: $('#us').val(),
				password: $('#pass').val()
			},
			success: function(result) {
				if (!result) {
					//$('form input[name="username"]').css("background-color", "red"); 
					console.log(result);
				}
			},
			error: function(xhr, ajaxOptions, thrownError) {
				console.log(xhr.status);
				console.log(thrownError);
			}
		});

	});

});

< /script>