$(function() {
   $('#login-form').validate({
		rules: {
		onfocusout: true,
		username: {
			required: true,
			email: true,
			maxlength: 64
		},
		password: {
			required: true,
			maxlength: 32
		}
	},
	messages: {
		username: {
			required: "Please enter your email address."
		},
		password: {
			required: "Please enter your password."
		}
	},
	highlight: function(element, errorClass) {
		$(element).addClass(errorClass);
	},
	unhighlight: function(element, errorClass) {
		$(element).removeClass(errorClass);
	},
	focusInvalid: true
    });
});